niceEshop(TM) NatureHike Waterproof Waist Bags Packs for Cycling Camping Climbing Material:240D Oxford fabric; Size:21x8x15cm/8.3x3.1x5.9inch Spacious compartment with 3 zippered mesh pockets Detachable PVC pouch suitable for 100ml bottle(without the water bottle) Waterfroof material,can be used in the rain; it's a waist bag or shoulder bag Adjustable strap length:50-110cm/19.7-43.3inch