Sitmatic FORMA Chair


View Our Chair Fitting Form - Click Here


  • Elevated Posture: Multi-layered back foam is topped with a plush layer of memory foam, allowing your body to be held in a natural and well supported posture.
  • Scapular Relief: The freedom of movement that this back allows eliminates awkward postures when reaching about the work station.
  • Complete Back Support: Support ridges provide complete reilief of the lumbar, thoracic, and cervical spine.
  • Intuitive QuickBack: QuickBack allows you to move the backrest through an unprecedented 6" range in 27 increments. Fingertip control positions the lumbar bolster exactly where you need it. The visible lever encourages adjustment.
  • Ease of Mobility: Oversized, 60 mm casters roll easily through plush carpet. Riveted for life-long durability.   A convenient foot perch is built-in to each base prong.
  • Cast Aluminum Base: The cast aluminum base is stronger and more durable than comparable plastic bases
  • Seat Height: 16.75” to 21.25”
  • Multi-Function Control: Center tilt w/ seat angle, seat depth & back angle adjustment.
  • Comes standard with 60 mm Carpet Caster
  • 3 Seat Size Options:
    • Small: 19”W x 18”D
    • Standard: 21”W x 19”D
    • Large: 24”W x 22”D
  • Fully Adjustable Armrests: Height & Width Adjustable, lockable, button-actuated angle, depth and width adjustable.
  • Upholstered backshell for high end look
  • Grade 2 Fabric Flexx Black
  • Warranty: Lifetime for structural components – 10 years for wear components
  • Weight Capacity: 600 lbs
  • Lead-time: 3 weeks + transit time
  • Arrives partially assembled – no tools needed
  • Certified compliant for LEED-CI indoor environmental air quality
  • Made in the USA

Sitmatic chairs are Made in America! Manufactured in Fullerton, CA. Sitmatic is the industry leader in ergonomics and has been building high quality, commercial grade furniture since 1985. Sitmatic designs and manufacturers its own major components, achieving a cohesive design vision as well as engineering integrity. Products can easily be customized to exactly match a client’s needs. Sitmatic guarantees a fit for all your employees. Sitmatic seating has passed the stringent testing procedures established by ANSI/BIFMA and CAL 117. All Sitmatic chairs are rated for 24/7 use and covered under a limited lifetime warranty.