Adjustable Waist Belt: Waist strap length is from 21.5 to 47 InchesWater Resistant, Durable, Healthy: made of high quality and healthy materials.Excellent Design: looks good, the shape prevents the bag from feeling bulky, no bouncing while running, fits well on adult or kids.Pockets: 4 separate zipper pockets includes three main pockets to keep large phones, and other plus size items. One front pocket which is very convenient to keep small items Additionally there are two side pockets, one of them can hold water bottle for hydration.