McDavid Ice Recovery Back Compression Wrap - 759 Includes 3 (S/M) or 4 (L/XL) removable and reusable gel packs to fully Surround the back Anatomically designed wrap lower back ice coverage and support Adjustable straps with z-grip closures for customized fit and compression Easy access Lycra gel pack pockets for convenient and comfortable Use Can be used for both ice and heat therapy