adidas - Ultra Tech Medium Duffel (Black) - Accessories: An all purpose sports performance duffel. Made from 100% polyester. Top loading main compartment with u-shaped zipper. Zippered front pocket. ; Mesh ball side pockets. Valuables pocket. Padded, detachable/dual-adjustable shoulder strap; Convenient side handle. Screenprinted 3-stripes and brandmark. Dimensions:21" wide x 13" deep x 13" high.