"Personalized Design: Personalized design, running bag with unique water bottle holder. Keep you hydrated while exercising. Note: Water bottle not included.High-quality material and adjustable: Made of high-quality, waterproof, durable nylon and breathable mesh material, not easy to scratch. Adjustable strap fits comfortably around the waist, designed to prevent jumping during training, suitable for anyone from 26-47 inches.Free your hands: Equipped with exclusive headphone cable, you can enjoy music and answer calls even when the waist bag is closed.Two storage pockets meet all your needs: One pocket in the middle can store smartphones, keys, cards, cash, napkins, MP3 players, napkins. The other pocket is large enough to hold some large items, including wallets, smartphones up to 7.0 inches, etc.Multi-function: Perfect for carrying water bottles when running, cycling, running, jogging, hiking, climbing, trail running, traveling, etc."