Zelnff Cycling Hydration Backpack with 2l Water
Zelnff Cycling Hydration Backpack with 2l Water Backpack,BPA free,Biking Daypack ,Water Pack for Running Hiking Riding Camping Cycling Climbing Fits Men & Wome KEY IMPROVEMENT: adjustable chest strap design, move up and down, no strangulation when riding. Combined with a waist belt to keep the pack snug and close to your backpack, it won't shake when you are exercising. Sufficient capacity: 1 separate water bag compartment, 1 mobile phone compartment, 2 waist pockets. Small volume, large capacity, sports need to pack light. Innovative breakthrough: the back cushion adopts the "air flow" design concept, combined with the "ergonomics" principle. Suitable for...