Features: 1. Made of high-grade diving material, comprehensively waterproof, shockproof and highly elastic 2. Multi-pocket design for easy storage of mobile phones, MP3, keys, money, etc., makes morning exercises easier; 3. It is perfect for outdoor sports, fitness, going out, shopping and other occasions, especially on a hot day, It will make you more relaxed than heavy bags. Parameters: 1. Material: Lycra fabric 2. Size: large one for 4-6.2 inches, two sizes optional to fit different mobile phones Packing list: 1 * Ultra-thin Waist Pouch