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It's no secret that sitting for extended periods can negatively impact your health, but what if there was a chair that actually boosted your well-being while you used it? That's what SitTight is all about. Using your body’s natural ability to balance, this innovative seat turns sitting into an activity that improves your core strength and posture. In addition to balancing while you sit, SitTight lets you remove the seat portion and balance while standing on the foot rest—perfect if you're working at a standing desk.

  • Improve your posture & core strength while you sit
  • Use the adjustable air bladder to control balancing difficulty
  • Remove the seat portion to balance while standing
  • Boost your brain's cognitive performance by balancing while you work
  • Modular design makes for easy transport


  • Weight: 40 lbs
  • Foot rest platform size: 24" diameter
  • Seat height: adjustable from 21" to 26" (some variance based on pressure in air bladder)
  • Stainless steel pneumatic cylinder with a 300 lb. weight rating
  • Saddle seat size: 20 1/4" wide by 15 1/4" deep
  • Saddle seat construction: plastic frame covered by breathable mesh material on a 360 degree swivel
  • Air bladder: high-grade rubber pressure adjustable inflatable bladder
  • Sitting options: Active Sitting and Balanced Active Sitting™
  • Platform and seat color: dark grey
  • Tilt guard limits amount of tilt to 15 degrees
  • SitTight can be broken down into two separate pieces
  • User weight limit: 300 lbs
  • Note: Standard sports ball needle and custom air pump used to change level of effort needed to balance on SitTight. Air Pump stores under the foot rest platform.


  • Chair
  • Air pump
  • Directions


  • Ships to Contiguous US
  • Expected Delivery: Jul 6 - Jul 9


  • Returns accepted within 30 days of shipment for orders within the Contiguous US.