Easy Height Adjustment With a simple press of an easy to reach button underneath the seat, you can adjust the height of our lean stool from 22" to 28.7". The air-lift piston mechanism makes adjustments fast, smooth, and stable. Mount-It! Height Adjustable Ergonomic Sit-Stand Stool MI-931 The MOUNT-IT! Ergonomic Sit Stand Stool is the ideal all-purpose ergo stool chair for all-day comfort at home or in the office. Quickly adjust the height of our office leaning stool from 22" to 28.7" with the easy to reach button underneath the seat. The air-lift piston mechanism makes adjustments fast, smooth, and stable while the 360° tilting in our perch stool adapts to your workflow while reducing strain on your lower body. Weight Capacity: 248 lbs Swivel Range: 360° Min Height: 22" Max Height: 28.7" Features Carrying Handle Large carrying handles for easy portability. Ideal for the worker on the move. 360° Tilt, Rotate, Pivot The air-lift piston mechanism makes adjustments fast, smooth, and stable while the 360° tilting in our perch stool adapts to your workflow while reducing strain on your lower body. Low Profile Back Our 360° tilting ergo stool adapts to your workflow while reducing strain on your lower body and promoting good posture. Non-slip Weighted Base Able to support up to 248 lbs, our heavy-duty standing desk stool chair also features a non-slip, non-scratch weighted rubber base. Mount-It! Height Adjustable Ergonomic Sit-Stand Stool Mount-It! Height Adjustable Active Stools 360° Tilt Sit-Stand Stool Mount-It! Electric Motorized Sit Stand Desk Base Frame MOUNT-IT! Height Adjustable Sit Stand Monitor Desk Mount with Keyboard Tray MOUNT-IT! Adjustable Rolling Laptop Desk Cart with Wheels Add to Cart Add to Cart Buying Options Add to Cart Add to Cart Customer Reviews 3.8 out of 5 stars 149 4.0 out of 5 stars 41 — 4.0 out of 5 stars 56 4.7 out of 5 stars 163 Price $162.99$162.99 $169.99$169.99 — no data $139.99$139.99 $159.99$159.99 Min Height 22" 19.9" 28.7" no data 29.6" Max Height 28.7" 27.8" 48.4" no data 44.2"