MATERIAL: Mintra sports bags are made from durable fabric, zippers and suspenders. The fabric is polyester which makes it easy to cleanWATERPROOF: These bags are water resistant which makes them suitable for staying in heat, rain and other harsh situations. Water resistance also helps extend the life of these backpacksPRACTICAL AND CONVENIENT: This waist bag has a large inner capacity for personal items. It's ideal for daily outing and outdoor activities such as running, hiking, biking and shopping. you can wear it on your waist or over your shoulder. There is a front pocket to store large items and back pocket to store money and cards. ADJUSTABLE BELTLARGE VARIETY: This set of colors will always let you find the perfect bag for you