<b>2 Liter hydration bladder</b><br> Professional military hydration bladder made of premium quality material. <br> Our hydration bladder passed pneumatic pressure test, It is completely pressure-tolerant for carefree biking, running, hiking and other outdoor adventures!<br><br> <b>Comfortable and Breathable Water Backpack:</b><br> 1. It is water resistant so your belongings stay dry in light/medium rain. <br> 2. It is also durable reduces wear and tear so your pack lasts longer.<br> 3.Super lightweight hydration backpack is compact and low-profile and perfectly built for lightweight pursuits like running, road biking and ultralight hiking.<br> 4.This hydration backpack feel light and stable on your back and won’t create any wind resistance.<br> 5.This water resistant backpack has adjustable hip belt and shoulder straps that can be modified to fit your torso, which can be used as women , men and kids hydration backpack.<br> 6.With breathable backpack panel for dry , this water backpack will keep you away from the wear and tear during sports .<br><br> <b>Package List:</b><br> 1xHydration Backpack<br> 1xHydration Bladder<br><br>