Bius Fanny Pack is made out of waterproof PU leather and features 2 zippered pockets for storing your phone, wallet, keys, etc. Elastic belt with quick release buckle and come with an adjustable water bottle holder, making it portable and easy to use. Built-in slot for ear buds, your earbud cable won't get tangled while you listen music with wire earbud during exercise. Bius Fanny Pack is a perfect accessory for your athleisure style – wearing the bag for both exercise and daily life.