Size:44.5*28*7.5CM 
 Volume:7L
 Weight:0.49kg
 Fabric:420D/PU 2MMR/S Nylon+220D/PU Ballistic nylon+pearl fabric
 Description:
 Integrated hydration system 
 Dual hip-belt pockets to keep snacks, keys 
 High efficient airflow back system to effectively drain the heat
 Front facial adjustable cords for various tools