Ball The sport gym bag is a perfect reliable companion for both indoor and outdoor sports.It is a great shoulder bag for workout, travel, sports activity, tennis, basketball, yoga, fishing, hunting, camping, hiking and many outdoor activities. Firm, water-resistant bottom panel helps bag keep its structure and stay dry, while reinforced stitching on key stress points ensures this bag is made to last a lifetime, it can keep its shape even when it is empty. When you don't use this bag, it collapses into a flat compact size, and stores after it is zipped into its compartment taking up minimal space on a shelf or in a closet. It can be packed in your carry-on to make moving around easier. The smooth metal zipper is strong. There is no cover above the zipper for easy opening, no worry about sticking.Pack everything you need quickly, easy and convenient for travels and sports with no issues. ou can adjust the length of the strap to carry the duffle bag on your shoulder or make it cross your torso, or just tote it with the hand-carry strap.