DELUXE ASSISTANT’S STOOL · Pneumatic 21″ to 28″ Seat Height Adjustment · Strong Rotary Arm Pad Support w/ Quick Release Ratchet · Height Adjustable Arm Pad Support · Easy Entry/Exit · Under Seat & Arm Easy Clean Cover · Round Seat Provides Easy Position Adjustment · Strong & Stable 5 Legged Base · Adjustable Foot Ring · Powder Coated Base · Smooth Twin Wheel Casters · Simplified Adjustments