The Heavyweight Locker Duffel provides tons of interior storage space in a sleek, efficient design with reduced bulk. This bag uses a special combinations of ballistic nylon, Ripstop nylon and polyester to to increase strength at the stress points while keeping weight and mass to a minimum. It features reinforced stitching at the seems and zippers and is water resistant to help protect your belongings. For additional protection from the elements, the bag has rain flaps to cover the zipper, preventing moisture penetration. The Locker Bag also features oversized zippers for a secure close. The adjustable shoulder is padded and reinforced, which increases support and comfort when the bag is worn over the shoulder. The front of the bag has a large pocket with a handy organizer inside which is great for storing useful everyday items such as keys, ID cards, pens or even spare change.. The Heavyweight Locker Bag is a great fit for carrying everything from your everyday stuff to your gym gear and more.