The Pure Enrichment® PureRelief Joint & Muscle Hot/Cold Wrap allows you to wrap sore muscles for targeted hot/cold therapy. The soft and breathable neoprene material is comfortable enough for daily treatment sessions to help relieve chronic pain. The flexible design perfectly contours to fit knee, shoulder, arm, abdomen, back and more. Details Flexible universal design contours to fit knee, shoulder, arm, abdomen, back and more Therapeutic gel pack for hot or cold therapy Four therapeutic heat settings from warm to high Machine washable soft fabric Includes Electric heating pad 120V, 60Hz, 65W with built-in LED controller 2 adjustable straps Hot/cold gel pack Storage bag 5 year warranty