Product Description 1. Convenient Large 6.5" Pocket: The running belt comes with a large 6.5" pocket to hold smartphone, keys, money, inhaler and other essentials. 2. No bouncing or friction: There is a silicone anti-slip design inside the running belt, which ensures that the running belt will not bounce up during running. Soft Lycra material won't rub against your skin. 3. Adjustable shoulder straps and premium breathability: Fully adjustable to fit your waist. Comfortable Lycra material makes the running belt breathable. 4.2 Water Bottles - Comes with 2 water bottles. Don't feel thirsty while running. 5. Multifunctional: There is a hole to insert earphones and enjoy music while running. Two additional pockets are used to carry water bottles, and straps above the pockets hold water bottles in place. You stand out at night thanks to the reflective tape printed on the waistband.