Slip into a comforting massage. Soothe and pamper sore, aching, tired feet with an invigorating foot massage. thick foam cushion and fleece-like cover provides added warmth and comfort while vibrating massage helps to relieve stress and tension. Cordless, portable design makes it a great gift. Pressure Activated-simply press down and massage activation.Removable, washable outer cover. Uses two “AA”batteries, not included