Dura*Kold Arthroscopy Knee Wrap Large 13 x 23 Pill Aids Spans entire width of back Jobst Relief 20 30 Knee Hi Spans entire width of back and can can be operated from either side of the chair * 4 heavy duty 5 casters with positive locking swivel and wheel brakes * Welded powder coated frame has a 5 year warranty * Elastic seat base and adjustable elastic back straps provide the ultimate in comfort * Includes 2 side trays * Model #655 Features: * Both arms drop independently and heavy duty spring pins lock arm securely in place * Exclusive one touch action drops arm securely in place * Chair can be rolled with arm down * Arms drop level with seat for easy transfer * Seat Width: 21* Overall Width: 31 * Seat diameter: 14 * Height adjustable from 19 to 25 * Color: Black Provides 2 hours of cold therapy * Removable inserts can be exchanged without removing the wrap to provide long term cold therapy * Keeps patients comfortable and dry while allowing mobility * Can effectively penetrate surgical dressings to decrease pain edema and secondary hypoxic tissue injury *