cke hydration backpack hydration pack water backpack with 2l(70-ounce) hydration bladder for men women kids for running hiking biking climbing cke <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>