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Affirm Simple Mid Back Tasker

Office Master Smart Seating
$469.00 $295.00 (You save $174.00)
Always Free Shipping
Ships in 7-10 Business Days

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The Affirm Collection's unique style and sleek mesh design is at home in any environment. It brings a contemporary element to any office: tech start-up, healthcare context, an educational facility, an architectural firm or a more traditional office place. Adjustments to seat height, back height, seat depth and tilting mechanisms, allow for the ultimate in comfort customization. 12 Year Limited Warranty. Ships Free in 7-10 Business Days.

*Affirm Simple Mid Back Tasker shown with Malibu Knit Jacket, JR-49 arms, standard modern black package, and dual color soft casters (additional charges apply- call us if you'd like an option not available here). 



  • Pneumatic Lift
  • EZ back height adjustment
  • Synchronous seat/back tilt
  • "Frameless" mesh back design
  • Seat depth adjustment
  • 1-stage locking tilt
  • Standard is armless - for arm options see below
  • Standard Night Fall Black Mesh Back, optional Starlight Silver 
  • Base Accent Options in Standard Black or Polished Aluminum
  • Multi-Surface Soft Casters
  • 300 lbs. capacity
  • Warranty : 12 year limited



  • Overall Width 27"
  • Overall Height 38.25 - 45.75"
  • Back 19.75"W x 20.5"H
  • Seat 20.5"W x 17.5 - 20.6"D; Optional Smaller Seat available 19"W x 17.5" - 20.6"D
  • Seat Height 17-22"


Mesh Back Option: Nightfall Black Mesh (Standard) or Starlight Silver

nightfall-blackaffirm.jpg  starlight-silveraffirm.jpg


Arm Options: 


  • AR-11 (Fixed Arm) - Fixed Cantilever Arm 
  • AR-81 (1D Motion) - Width adjustable, fixed height polished aluminum loop top arm
  • AR-485 (3D Motion) - Height and width adjustable polished aluminum loop top arms with pivoting motion
  • JR-69 (4D Motion) - Height and width adjustable, forward slanting T-arm with soft touch width adjustment trigger, lockable arm top, fore-aft, side-side, pivoting arm top (RP-65)        


Base Accent Option: Standard Black or Polished Aluminum

black-nylon-xt.jpg  polished-al-xt.jpg


Caster: "Multi-Surface Soft casters" are ideal for wood, tile and smooth or harder surfaces. For most stools, Office Master recommends consideration of Safety or Reverse-braking casters or Glides for additional stability. (5 per set)


 Download the Affirm Series Brochure!

 Download the GreenGuard Certificate







Office Master offers the following warranties to the original user.

12 Year Limited warranty unless otherwise specified, all models not classified as 'budget' or 24/7 or heavy duty.

7 Year Limited Warranty unless otherwise specified, all models classified as budget or 24/ 7 or heavy duty.

Fabrics and foams are covered by a period of 5 years.

All models are equipped to handle sitters up to 250 pounds unless noted otherwise.

Warranty does not cover labor.

To start a claim contact us at 888-355-4999 for products bought directly from us or Office Master at 877-776-5678