Patented LeveLift Technology curves the seat for a safe gentle lift * Provides 100% lift for those up to 300 lbs * Easy-to-adjust flexible hand control to position where it�s convenient for you * Large toggle switch - stop the lift at the height you choose * Removable three-layer cushion with memory foam for maximum comfort * Portable with 2 ergonomic carry handles * Stable non-skid base for peace-of-mind * Washable zippered cover with comfort mesh for improved air flow * Wipe down cushion with mild soap & water for quick clean-up * Has been awarded the Arthritis Foundation Ease-of-Use Commendation