Jobst Relief 15 20 Knee Hi Black Medium C T Jobst Ultrasheer 15 20 Pntyhse Lateral Rotation and True Low 14272 Lateral Rotation and True Low Air Loss in a portable system * 18 independent 9 deep air cells reduce interface pressure for the prevention and treatment of Stages I IV pressure ulcers * Lateral Rotation Therapy reduces the risk of pulmonary complications for patients who are immobile * Dual mode turning radius featuring a 25 degree small turn and a 40 degree big turn * User friendly controls and ease of set up make this system ideal for institutional use and the homebound patient * Designed to fit all standard hospital beds and includes a convoluted foam base head bolster and abduction wedge for additional patient safety * Supports patient weights up to 650 Lbs Weight Limit 400 lbs Placing your stockings in a mesh laundry bag will help protect them during the wash cycle * May dry in a dryer on low heat or delicate setting