Nylon Waterproof Durable Casual Outdoor Sport Multi-functional Chest Bag Pack Material:nylon. Size:17x10x38cm/6.69x3.94x14.96inch(LxWxH). The strap has a small webbed pouch with an elastic drawstring.Well-made zipper pulls that can be easily used It has many pockets,good enough to carry your phone, digital cameras,water bottle,cash,credit cards and keys. Wear resistant and waterproof material.Stylish design suits for both men and women.