Size:52*30*18CM 
 Volume:30L
 Weight:1.065kg
 Fabric:Double diamond/pu+3mm ripstop/pu
 Description:
 Integrated hydration system in  main compartment 
 Two side mesh pockets to keep bottles, umbrella,and snacks
 Front zipper pocket to keep some small essentials
 High effective airflow back system                                                                                                                                                                                                                       Integrated   rain cover