Uplift Seat Assist This comfortable, low-profile, easy-to-use lifting cushion has a spring to help the user stand up. Memory foam, with water-resistant coating, to help protect against pressure sores. Waterproof cover is machine-washable in cold water. Flattens for easy transport. Built-in handle. Available in Plus size to accommodate users weighing between 195 to 350 lbs. Uplift Assists help keep users active and independent while making assisted transfers a breeze for the caregiver. These handy assists help relieve stress and strain on joints, lifting up to 80% of user's weight. All Uplift Assists are self-powered, using a hydropneumatic lift actuator that lifts user up to a height of 9". Custom-adjust to user's weight--simply select one size setting between 195 - 350 lbs for the Plus. The more strength the user is able to exert, the less lift it provides. This dynamic design helps the user to maintain muscle strength. Specifications: Plus: 195 - 350 lbs capacity Weight 21 lbs 17"W x 19"D; 2"H closed