New Design: There are anti-slip granules inside the armband arm pocket to ensure the armband will not slip off during exercise; reflective design on the surface of the wristband, giving you more safety at night; Cell phone armband has 3 openings and a headphone jack, you can carry cell phones, MP3, MP4, keys, door cards, house cards, cash and other small items. Slim and Lightweight: Universal sports armband material is made of 92% polyester and 8% spandex, which dries quickly. The flexible arm cuff is lightweight and easy to fit on your arm. Other cell phone straps are bulky, uncomfortable and rub your skin during exercise. Our soft and comfortable material holds your phone securely with no pinching, no irritation, and no distractions. Good Contractility: That you'll never have to readjust or worry about slipping during physical activity. The comfortable material hugs your arm like no other armband you've used before. Multipurpose: Stylish design makes it the perfect armband for an active lifestyle. If you enjoy running, weightlifting, hiking, dog walking, gardening or going to the amusement park, then this bracelet is for you.