1.Premium Material Running Gear Bag The Workout Running Accessories Waistband made of Lycra fabric, soft, waterproof and sweatproof. This running cell phone holder can only be used for water splashing, can't soak in the water. 2.Ex-large Pocket and Reflective Strip Suitable all kinds of cell phones, keep your cell phone from scratches. Professional reflective strip takes care for your safety while running or walking in the dark 3.Adjustable Waist Strap Fits waist sizes from 60cm to 123cm with flexible and adjustable belt, Prevents items from bouncing around while you running, jogging, walking or traversing obstacles. 4.Earphones Hole Desgin Pleasant and relaxed aerobic workout experience. Always having your phone with you while working out (for playing music, tracking your workouts, heart rate, running routes) 5. SLENDER & EASY TO USE: The slender design means you can conceal it under your cloth. Its easy to put on and take off this waist sports bag in seconds with the fasten buck and adjust it to the most comfortable state according to your waist size. It will fit your waist snugly with no discomfort.