SAFE&Sweat And WATER-RESISTANT:The running belt fabric is coated with a waterproof layer and REFLECTOR strips. And adopts upgraded high-grade metal smooth zipper,which do not get stuck, effectively preventing items from falling and losing. Protect your phone and valuables safe and dryVelcro Strap Adjustable Size The Velcro elastic pockets for you wear freely adjust size ( 27.5-43.5inch), it stay in place NO falling off or loosening.you will feel snug tightnessSLIM COMFORTABLEThe running belt is made of high-grade polyester fiber,no odor,breathable quick-drying,SUPER light thin that can be worn under or over the T-shirt very comfortably . You wont even notice that you are wearing itMulti PocketsRoomy fanny pack Main pouch size fits most smartphone up to 7in,protect your IPhone from scratches.3Independent pockets for your valuables and small items such as redit cards, ID, cash,earphone,keys,bars choc, energy etcNO BOUNCING & wide useDoesnt move, jiggle, bounce, ride up or chafe.perfect for any kind of activities you love such as running the dog, jogging, walking, gym, cycling, hiking, shopping, traveling etc