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Every person is unique so a “one size fits all” option shouldn’t really be an option at all. An essential element to providing all-day comfort is our signature molded contoured seat designs reduce seated pressure on the sit bones and soft tissue around the thigh and buttock area which helps to distribute weight more uniformly. Choose the size that best fits your needs.

  • standard

    Standard Seat

    Our signature molded contoured seat designs reduce seated pressure on the sit bones and soft tissue around the thigh and buttock area, which helps to distribute weight more uniformly. Our standard seat. Medium contouring (21”W x 20”D).

  • deep_seat

    Deep Contour Seat

    Our signature molded contoured seat in a wider and deeper seat. Pronounced contouring (24”W x 20”D). More Seat Sizes also available.

    *This will be added to your order. It does not display.

  • coccyx

    Coccyx Rear Seat Cut out

    Relive sciatic pain by eliminating contact pressure on your tailbone, eliminating vertical pressure up the spine. Watch Video

    *Not combinable with Core-flex® seat option.

    *This will be added to your order. It does not display.

  • core_flex

    Core-Flex® Seat

    Sitting in motion helps promote healthy circulation. Core-flex® natural movement stops the unnecessary load of static positions by activating the leg muscles and core. Watch Video

    *Not combinable with Coccyx (rear seat) cut out.

    *This will be added to your order. It does not display.


Carpet casters are designed for use on medium to low-pile carpet.

Soft Wheel

Designed for use on all hard flooring types, including but not limited to; plastic chair mats, wooden, tile and concrete.

LF Wheels

Made with a soft, polyurethane material, move effortlessly on almost any surface - tile and carpet alike, gently on easily-scratched surfaces like hardwood and vinyl.

Polished Aluminum

Offering a modern and contemporary appeal with a silver accent. Base comes standard with chrome hooded carpet casters.


Classic and Traditional. Complete the look with warm natural wood accents in your choice of.



The Brezza Worksmart Chair was designed with comfort in mind!  Providing long term comfort it will help reduce back pain. Featuring adjustable 6 way arms - adjustable Height, Pivot, Slide forward/back, Slide side to side a feature many users look for. 

  • Contoured Seat with High Density Foam - Reduces pressure points on your legs and buttocks
  • Adjustable 6 way arms - adjustable Height, Pivot, Slide forward/back, Slide side to side.
  • ThermaGuard™ - Prevents you from overheating in your seat

  • Mesh Backrest - Lightweight and breathable, with built in lumbar support
  • Synchronized Knee Tilt - Recline in comfort with Tilt Lock, Tilt Tension and Gas Lift Height Adjustment
  • 4 Way Stretch Fabric - Provides enhanced comfort and proudly made in the USA!
Note: Actual product may not be exactly as shown.
Colour:Dream Weave Dash Mercury

Free Shipping in Canada

30 Day Money Back Guarantee

10 Year Limited Warranty

Girl sitting in a Mid-back Chair

Build the Chair that’s best for you.

At LIFEFORM® Chairs, we believe that your office chair should be tailored to meet your individual needs. That's why we offer an array of customizable options to create a chair that is perfect for you. Our ergonomic adjustments ensure a comfortable fit for your body, while advanced options like seat angle, lumbar support, arm configuration, and height allow for precise adjustments. You can even add extra comfort features like alternative seat options, and adjustable arms. With LIFEFORM® Chairs, you'll feel like your office chair was designed just for you – because it was.


Chair Details

Included Features
  • Lateral Shaped Back with LIFE-Foam Memory Foam
  • 100% Recycled Plastic Back Frame 
  • Schukra Adjustable Lumbar Support
  • Ratchet Back Height Adjustment
  • Independent Back Angle Adjustment
  • Upholstered LIFE-Foam Memory Foam Arm Pads
  • Ergo-M Arm Pads with Swivel Function
  • Clip Height and Fly wheel Width Adjustable Arm Brackets
  • Contoured Seat Pan (21” W x 20” D)
  • LIFE-Foam Memory Foam Seat with High Density Foam Core
  • Waterfall Seat Edge
  • Multi-Function Knee Tilt Control Mechanism
  • Tilt & Tilt Lock Function
  • Tilt Tension Adjustment
  • Seat Height Adjustment
  • 1.5” High Taper Gas Lift Height Adjustment
  • 3” Seat Slider Depth Adjustment
  • POP 27” 5 Star Wheel Base
  • 65mm Dual Wheel Carpet Casters

Weight limit: 350 lbs.
Recommended height: 5′ – 6’5”

Total Height 41” –  46”
Back Height 23” – 25.75”
Seat Height 19” – 21.5”
Width Between Arm Pads 17”-21”
Seat Width 21”
Total Depth 23.75” – 25.75”
Seat Depth 20”
Arm Pad Height from top of seat 6” – 10”
Total Width 25.5” – 29.5”
Arm Pad Length 11.5”
Back Width 21”
Arm Pad Width 4.5”

Chair Functions

The LIFEFORM Chairs 2490 Ultimate mid back is an ergonomic office chair designed to provide maximum comfort and support for long hours of sitting.

The chair features a contoured mid-back design that supports the natural curve of your spine, promoting good posture and reducing the risk of back pain.

The seat cushion is made of high-density foam, which provides excellent support and resists compression over time.

The chair is also equipped with a tilt mechanism that allows you to adjust the angle of the seat and backrest for optimal comfort.

Chair Functions:
Forward Tilt Lockout:
allows users to engage or lockout Forward Tilt feature. Forward Tilt Function allows the chair to tilt forward so the user may achieve a comfortable working position that maintains proper circulation, reducing pressure on legs and thighs.

Tilt Lockout: allows the user to freely rock forward, backward or lock the chair into any comfortable position.

Seat Height: the pneumatic height adjustment allows you to raise or lower the seat to the perfect height.

Back Angle: allows the user to adjust the angle of the backrest while seated. 

Back Height: this allows the user to adjust the height of the backrest while seated. Simply lift the backrest upwards to reach the desired height.

Tilt Tension: allows the user to adjust the ease of recline. The tilt Tension Handle is located on left side of the mechanism. Turning the handle clockwise or counter-clockwise increases or decreases the tension.

Seat Slider Function: allows the user to adjust the seat depth as preferred or for multi-user situations.

Adjustable Lumbar Support: allows users to increase or decrease lumber pressure.

360 Degree Swivel: Your LIFEFORM® chair rotates 360 degrees without obstruction.

Height and Width Adjustable Arms: allows arm height and width adjustment.

Arm Swivel: arm pad swivels inward and outwards.

How To Adjust the Ultimate Executive Office Chairs

These chair adjustments are aimed at promoting comfort and support during prolonged sitting and to alleviate pain.

Add More Comfort & Get Pain Relief

Every person is unique so a “one size fits all” option shouldn’t really be an option at all. The LIFEFORM® modular design allows people of all different shapes and sizes to create an ergonomic chair so they can sit comfortably. Whether you need support for an existing condition, a past trauma, prevent injury or simply want to find a chair that fits you right – small and narrow or you’re big & tall. We can help you get the best fit, unique to you.

Deep Seat

Overall, the Deep Seat option is an excellent choice for those who value comfort, posture, and accessibility. With its extra depth and width, this seat option can provide a more comfortable and supportive sitting experience, while also offering a range of health benefits. A wider and deeper seat option. Pronounced contouring (24”W x 20”D). Available only with Memory Foam.

Coccyx (Rear Seat) Cut Out

Consider choosing a chair with a coccyx rear seat cutout to relieve pressure and pain on your tailbone, especially if you experience sciatic pain or have a bulging disc in your lower back. The coccyx cutout provide multiple benefits, including alleviating pressure on the tailbone, improving posture, and providing additional support, which can reduce discomfort, pain, and stiffness in the lower back and hips.

Core-Flex® Dual Flex Seat

Increased circulation by incorporating a small range of natural motion into a chair so core muscles are stimulated allows for improved comfort. Research also shows that movement is also important for thinking and creativity, spinal fitness, and the maintenance of a healthy metabolism. *Not combinable with Coccyx (rear seat) cut out

360º Extension Arm

Gives you 360 degree adjustment - allowing you to set the arm pads close to your body or position them in front of you to rest on while you type, etc.


Maintaining proper cervical alignment while working helps reduce the strain on the neck muscles and ligaments, which can prevent discomfort and pain. Our Latitude Headrest offers almost infinite head and neck positioning for even more ergonomic support. The headrest is styled to match the Ultimate Executive Mid-Back chair and is available with black or silver finishes.


Is a PCM’s (Phase Change Materials) which will actually absorb body heat - keeping your body temperature neutral and comfortable. This continuous cycle manages temperature over the extended periods for the life of the product.

Style & Personalization

These options are available to choose when you build the best office chair.


Tribeca is one of our semi-aniline collections. Available in an extensive colour palette that includes soft neutrals as well as bright colours, it is marked by a silky smooth and drapey hand that exudes a more modern aesthetic. Offering colour consistency throughout the hides, it is ideal for high-traffic applications.

Vegan & Green

Brisa is one of our most popular fabrics. It features the first premium polycarbonate resin surface with a unique ventilation system that actually breathes. The result of this technological breakthrough is exceptional comfort that becomes a most welcome part of your life. All UltraFabrics are odourless, and allergen-free. These materials assure a sustainable presence, are PVC-free and do not contain POPs, formaldehyde, heavy metals or phthalates.

Two Fabric Options

Intuition is a woven fabric with an acrylic backing and stain repellent treatment that features a tweed-like appeal and offers a more residential type aesthetic. Dream Weave patterns are high-performance 4-way stretch knit fabrics that allow extra comfort and movement to enhance the performance of our LIFE-Foam™ Memory Foam. There are few to no seams. Dream Weave fabrics produce little to no waste during production. And are made with 100% Post-Consumer Recycled Polyester and are Certified Carbon Neutral.

Embroider A Monogram, Logo Or Design

Take your chair to the next level of sophistication. Make it truly unique by personalizing it.

Wood Upgrade

Complete the look with warm natural wood accents. The 5 star base is covered in solid wood caps. Choose from Gray, Black Cherry, or Walnut color.

Casters - LF Wheels

Upgrade your chair’s performance and create a better experience with proper friction on almost any surface.

Want More Design Options

These options are available for you to choose. Just call or email and one of our knowledgeable customer support team will reach out to you.

Contrast Stitch

Bring an understated but up-scale tailored look to your chair with the addition of stylish contrast stitching. This option is a more subtle way to highlight the architecture and adds that extra hint of finesse, to finish first-rate craftsmanship.

Contrast Piping

Contrast Piping adds an element of traditional sophistication to your chair, tracing every curve or angle with a bit of highlighting. It brings out the shapes, playing up the graceful contours of your chair.


Quilting is sewn with painstaking attention to detail, making your chair truly iconic. Quilting options and availability differ by model.

Embossed Leather Two-Tone

Same as regular Two-Tone Combinations but with the use of Premium Embossed Leathers.

Two Tone Contrast

Personalize your upholstery with Two-Tone color contrasts. The only limit is your imagination!

Sports Car Pattern

Give your chair a unique sporting look with a trifecta of quilting, contrast stitching and contrast piping.

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We take price in our quality and service
Stacey Watson


Just one word about the build quality: Excellent - nothing more to say!

Wilfred Pratt

Music Producer

Exceptional quality and fast shipping. Just what I was looking for.

Erin James


Beautiful craftsmanship as always.

Mabel Parker

Interior Designer

I already had high expectations based on my previous purchases, but I am still above satisfied!


Review or testimonial text

Still Unsure which chair is right for you? Here's our guide to finding your perfect office chair.

Discover your ideal LIFEFORM® office chair with our quiz. For more help, click on the blue chat bubble at the bottom right corner of our web page to chat with a chair expert.


Work In Comfort From Home


Work Smart

180 Brezza in fabric

Ergonomic comfort

Working from home and needing more comfort? Let us support you to get through the day without pain. This Limited Edition 180 Brezza Work Smart Chair is only available while supplies last! Designed for the budget-minded, this chair packs a punch with ergonomic function. It provides long-term comfort, reduced risk of serious injury, pain relief, and enhanced productivity.




Recline In Comfort

Your task chair should work with you, not against you. The seat recline function on the Work Smart Chair was designed with you - and your comfort - in mind. Easily adjusted, you can change the angle of the recline while sitting for long periods of time. When you have the proper amount of back tilt, you can work - well - smarter. You'll quickly notice your concentration, energy, and productivity increase.

Mesh-Back With Lumbar Support

Stay comfortable all day with the back support you need. Enjoy the benefits of our advanced, lightweight mesh-back frame, with its tight weave for more durability and greater back support. Combined with our easily adjustable lumbar, you can make back pain a thing of the past. The mesh-back keeps you cool, our lumbar support keeps you comfortable.

Adjustable 6-Way Armrest

You don’t keep your arms in the same position all day. That’s why the Work Smart deluxe 6-way adjustable armrest is ready to move to fit you. Easily adjust the armrest height, depth, width, and angle as you move throughout the day to create a comfortable and supportive posture.

Contoured Seat With High-Density Foam

Uncompromising comfort is an essential element for all-day concentration. Following the anatomical shape of your body, our contoured seat was designed to reduce pressure on the sit bones and soft tissue around the thigh and buttock area. With your weight distributed more evenly, you can stay more relaxed and focused, accomplishing more in less time.

Multi-Function Mechanism

Features include: Seat Height: Ensures proper height so that your hips and legs are aligned in the proper position to encourage good blood flow through the pelvic area

Back Angle: Increase the angle of your seatback which encourages blood flow through the pelvis

Tilt & Tilt Lock Function: Freely rock back and forth or lock the chair into any position you find comfortable

Tilt Tension: Looking to add or lessen the tension on your seatback? It’s a personal choice, and you get to decide how much of that rocking sensation makes you more productive

Forward Tilt Lock: Need to sit forward with support? Stay relaxed when doing data entry or tasks that require more keyboard work

4 Way Stretch Dream Weave Fabric

Providing enhanced comfort, our Dream Weave fabric creates greater ease of movement through its high-performance 4-way stretch. It also allows you to get the full benefits of our contoured seat, which includes reduced pressure on your thigh and buttock area. Dream Weave is especially versatile, so it works for residential, offices, and high traffic areas like waiting rooms and reception areas. Also, if seams make sitting uncomfortable for you, this is your perfect solution. Because of the way it is produced, the weave has few or no seams on the seat surface.

Temperature-Regulating Technology

Beat the heat associated with sitting for long periods of time. Our ThermaGuard temperature regulating technology delivers immediate, measurable, and noticeable cooling results. The ThermaGuard™ material absorbs your body heat and then releases it, giving you an ongoing cooling effect. Create a more enjoyable and comfortable sitting experience all day, especially in the heat of summer.

Customer Reviews

Based on 1 review Write a review


Weight limit: 250 lbs.
Recommended height: 4' - 6' 

Total Height 42″ – 44.75″
Back Height 22″
Seat Height 17.5″ – 20.5″
Width Between Arm Pads 17.25″ – 21″
Seat Width 21.25″
Total Depth 23″ – 25″
Seat Depth 20″
Arm Pad Height from top of seat 6.5 – 9.5″
Total Width 26.25″ – 30″
Arm Pad Length 11″
Back Width 19.5″
Arm Pad Width 4.5″


Bill of sale and serial number must be provided at the time of claim.

LIFEFORM® Limited Warranty guarantees the construction of all of our products to be free from defects in materials and workmanship for a period of 10 years from the date of purchase.

Management & Task Chairs
Maximum weight limit:
250 lbs

Mesh-Backs are protected by a 10 year limited warranty against premature wear under normal conditions and non-commercial use.
All  LIFEFORM® Upholstery Coverings are protected by a ten (10) year limited warranty.

COM (Customer’s Own Material) is not covered under LIFEFORM®’s warranty.

LIFEFORM®’s Adjustable Head Rest is protected by a ten (10) year limited warranty.

LIFEFORM®’s Extension Arms are protected by a two (2) year limited warranty.

Core-flex® Mechanism is protected by a five (5) year limited warranty.

24/7 Warranty:
LIFEFORM® Limited Continuous Use Warranty guarantees the construction of all our products to be free from defects in materials and workmanship for a period of 2 (Two) Years from the date of purchase.

LIFEFORM® foam products are of the industry’s highest quality. LIFE-Foam Memory Foam material (including visco-elastic and high density) will see a gradual decrease in viscosity (bounce back) over many years of use. This is a natural occurrence and is not covered by our warranty. LIFEFORM® warrants to the original purchaser that LIFE-Foam Memory Foam used in LIFEFORM® chairs will be replaced or repaired at our option, without cost, if deemed defective due to structural integrity or faulty workmanship within five (5) years from date of purchase.


  • This limited warranty applies to LIFEFORM® products being used in Canada and the United States only.
  • Limited Warranty applies to the original owner and is not transferable.
  • The limited warranty covers parts only. Labor and freight are not included.
  • In the event of a repair situation, customers are responsible for transportation costs to and from the dealer or LIFEFORM®.
  • LIFEFORM® is not responsible for damage caused by transport, improper assembly or installation, maintenance, modification, tampering or for the damage or degradation of product that may occur due to extreme hot, cold or humid temperatures after it has left LIFEFORM®.
  • User’s weight may need to be verified to ascertain whether the limited warranty is void.
  • Customer’s original bill of sale and serial number must be provided at the time of claim.
  • Limited Warranty begins from the date of purchase - if the customer's Original Bill of Sale is not provided then by default the date of manufacture will be used.
  • Normal wear and tear.
  • Although LIFEFORM® ensures the highest quality of workmanship in all of its products, LIFEFORM® does not cover normal wear, fading, or damage that has occurred during the life of the upholstery.
  • Marks, scars, wrinkles or stretching, which may occur in natural leather or inherently stretchy materials (such as Ultrafabric® or Dream Weave).
  • All leather pulls with use. Puddling and stretching is generated by repeated use and is a hallmark of genuine leather and is not considered a defect.
  • Matching of grains, colors or textures in Natural Leather.
  • Exact color matching to cutting, samples, swatch cards or online/printed images.