The Active Seat features an upscale design with a durable polypropylene seat pan that flexes and a comfortable foam cushion for support. Designed to engage your leg, back, and core muscles when sitting or leaning, this computer chair helps stimulate activity during a long day of work. The seat can raise up to 32.5 inches and the low seatback profile helps encourage a better posture. Product Features: Fully Assembled, No Installation Needed Supports up to 250 lb (113.4 kg) Dynamic Range of Motion at Any Height Air-Lift Piston Mechanism Comfortable Foam Cushion Tilt Guard Prevents Seat From Articulating Forward More Than 20° Product Specifications: 17" (W) x 15.75" (D) x 23" - 32.5" (H) Easily Adjustable for Comfort This stool easily adjusts to heights up to 32.5 inches with an air-lift piston mechanism. This tall office chair is easily portable and adjustable to your needs. Flexible Seating with Articulating Pedestal Enjoy a dynamic range of motion and engage your back, legs, and core while using this ergonomic stool. The standing desk stool has a built-in tilt guard that prevents tilting forward more than 20 degrees. Premium Seating Features This standing desk chair features a wide-cushioned seat helping you stay comfortable while maintaining perfect balance. The frame and seat of this work chair are made of polypropylene to help it stand the test of time. Vari Active Seat Vari Task Chair Vari Essential Task Chair Vari Drafting Chair Vari Upholstered Desk Chair Add to Cart Add to Cart Add to Cart Add to Cart Buying Options Customer Reviews 4.4 out of 5 stars 493 4.3 out of 5 stars 242 4.7 out of 5 stars 6 3.8 out of 5 stars 22 4.0 out of 5 stars 7 Price $239.20$239.20 $319.20$319.20 $174.99$174.99 $360.00$360.00 — no data Seat Height Adjustment 23” - 32.5” 17.5” – 21.75” 17" - 20.5" 26.5” - 36.5”(H) 19" - 22.25”(H) Weight Capacity 250 lb 300 lb 275 lb 300 lb 275 lb Dimensions 23"(H) x 17"(W) x 15.75"(D) 17 5/8"(H) x 25.5"(W) x 25.5"(D) 18"(H) x 19" (W) x 17.5" (D) 24.5"(H) x 25.5"(W) x 25.5"(D) 33.3"(H) x 26.2"(W) x 27"(D) Assembly No Assembly All tools included Minimal Assembly Required No tools needed Minimal Assembly Required Product Coverage 1 year 5 years 3 year 5 year 5 year Product Weight 23.84 lb 44.76 lb 33.06 lb 42.34 lb 32.74 lb Seat Back Height - no data 38" - 43" 39" - 43" 45.3" - 53" 34.3" - 37.5"