[BaseCamp] Outdoor Cycling Bike Bicycle Back Saddle Bag Under Seat Packs Tail Pouch , Deluxe Seat Pack Made of Rugged PU and Nylon, WaterProof, Large Storage Space, High Capacity. Strong straps can be adjustable to the size you want. The waist bag belt is wide and sturdy so it will not roll up or down when you use it. The waist bag is made of ripstop nylon,which is water-resistant and durable. The fanny pack can be used when you go traveling,hiking,working.Even it can be handy for new moms who don't want to carry a purse since they have to carry a heavy diaper bag. Made of Polyester, high quality and durable, Water resistance. Water resistant waist bag is ideal for various activities such as Jogging, Walking, Cycling, Hiking, Holidays, and so much more.