This Belt Bag is made of durable nylon, which is durable,waterproof,abrasion resistant,non-fading and lightweight.Durable buckles and flexible strap,smooth zipper,make the belt bag more convenient to use.Inside the main pocket of the fanny pack are 3 elastic mesh pockets that can easily hold mobile phones,keys,sunglasses,lipstick,passport holder,ID cards and other small items. The back of the fanny pack has a separate zipped pocket for other important personal items.With adjustable strap and sturdy buckle, the belt can be adjusted to the appropriate length,suitable for many wearing styles,it can be carried as cross back, shoulder back, waist back or fanny pack.It's all up to you.Our mini belt bag is ideal for women,men and teenagers,perfect for Yoga,gym workouts,running,hiking,bikingetc.