WEST BIKING YP0707378 Hiking Hydration Backpack Water Bag Carrier for Cycling,Mountaineering - Green •Premium Material: Made of quality PU + polyester materials,soft and breathable,durable to use •Large Capacity: Provides enough space to hold your water bags,mobile phones,power banks,keys,cards,wallets,etc •Waterproof Design: Resistant to wear and tear,and perfectly protects your items from raindrops,sweat and moisture •Adjustable Shoulder Straps: Fully adjustable shoulder straps fit each user perfectly,making wearing easier and reducing burden while cycling •Practical Outdoor Gear: Great for road cycling,marathons,camping,hiking,climbing,and other outdoor adventures Specification: •Material: Polyester + PU (water-repellent) •Weight: 200g±10g •Size: 21*7.5*47cm •Capacity: 7L •Applicable occasions: Cycling/Hiking/Camping/Travel/Fishing/Mountaineering •Features: Comfortable to carry,wear-resistant and tear-resistant breathable mesh,compact and portable,can hold a water bag (Not Included In The Package) Package included: •1 x Backpack •Other things not included