motocycle helmet bag motocentric traveling backpack reflective waterproof computer bag sports camping hiking leisure biking

multi-functional internal and external dual-use backpack, both sides tighten the net bag, plus the net outside the pocket design (outside the package can be linked to helmets, basketball) there are notebook computer layer design, can put down a 14-inch notebook, very easy to travel to carry items. the fabric is ultra-wear resistant oxford cloth + nylon splashing water back breathable layer, not more comfortable have a reflective strip, ride more secure.syi