Care Steps® Single Tread Slipper Socks, Large, 1 Case of 48 Traction Ultra soft layers won't irritate sensitive Style:Left Ear Ultra soft layers won't irritate sensitive skin Digital Moist Heating Pads * Shoulder Neck 23 x 20 * Digital hand control allows operator to program and monitor temperature treatment time * Lockout mode protects against inconsistent changing of the control settings throughout treatment * Allows patient to relax and enjoy therapy without the hassle of maintaining contact with a hand held switch * Moist heat therapy temperatures range from 113¯ to 167¯F * Treatment time between 1 and 30 minutes * Specially designed flannel cover for efficient moisture retention * UL and cUL classified * 1 Year Warranty on heating pads only * Machine washable and colorfast so colors won't fade or wash out Above the ankle design