Fitletic Single Pouch, Black/Yellow, One Size Fits All NO BOUNCE: Fitletic sports fanny packs have an exclusive patented design which ensures NO bouncing, riding up, or chafing while running or working out. PHONE POUCH: Fits up to iPhone 8 Plus and Samsung Galaxy S8+ (with thin case) so you can play music, check maps, or stay in touch while exercising. MULTI PURPOSE: Can be used as a running belt, race belt, jogging belt, fitness belt, sport belt, running pouch, cycling belt, travel fanny pack, or sports fanny pack. COMFORTABLE: Ergonomic design contours to body. Ultra-soft dual-adjust waist belt. Every feature of this fitness belt is designed for best comfort and convenience. WATER RESISTANT: Insulated neoprene pouch keeps your essentials dry.