High quality fabric:YAFIYGI running belt for women waist is made of soft diving fabric with good elastic texture, durable and comfortable to touch, relieving you from feeling constricted while exercisingSweatproof and waterproof:YAFIYGI fanny pack for running waterproof material can protect your phone and keep other valuables inside the bag dry from sweat and rain, regardless of weather conditionsAdjustable:YAFIYGI fanny pack for running comes with adjustable and elastic elastic band, the elastic band is adjustable up to 100cm, the minimum adjustable to 65cm (manually measured), you can adjust the right size to fit your waist, the waist pack will not randomly shake and rub your skinDesign ingenuity:Waist pack with its own night reflective strip, convenient for your night running exercise; large capacity, can accommodate a variety of cell phones within 6.0 inches. Unique headphone hole design, so you can always carry your phone with you when you exercise, enjoyable and easy aerobic exerciseAfter-sales service:Customer satisfaction is our first priority. If you are not satisfied with our product for any reason, please contact us. We will promptly deal with your problem and give you a pleasant shopping experience