Nike Heritage Waistpack (3L). STORAGE IN A SNAP. A comfortable and easy to adjust strap makes the Nike Heritage Waistpack a no brainer for everyday trips. The main compartment provides secure storage for your phone, snacks or wallet while the smaller accessories pocket on the backside helps keep things like your keys, travel info safe and close at hand. This product is made with at least 65% recycled polyester. The buckle snaps together in the middle of the strap for a comfortable, easy-to-adjust fit. The bag can be worn at your waist, across your body or over your shoulder. Dual-zipper on the front pocket provides easy access to larger items. Dual-zipper on the back keeps smaller items stored securely.