Eagle Creek Pack-It® Isolate Slim Cube MDescription Maximize every inch of luggage space with the clever Pack It Isolate Slim Cube M, designed to fit between the handle tubes inside rolling luggage and bags. Its angled opening secures underwear, socks and other small items in place during packing. The lightweight, 100% ocean recycled fabrics are water resistant. Product Details Angled zippered opening for versatile packing: stack or roll Fits between luggage handle tubes to maximize packing