Hydration Pack with 2L Backpack Water Bladder for Hiking Running Biking 4 Colors Pro Edition Perfect Size:19" x 10" x 2" hydration pack includes a 70 Oz / 2L BPA-Free bladder Equipped with a tube with a bite valve to drink, Replaceable 70 Oz. bladder includes a wide screw cap so you can add ice cubes for an even cooler drink. Great storage space,Except the the bladder compartment,also includes storage compartments that will fit your clothes, iPad, phones. Lightweight, Cushioned, breathable mesh back panel, Made of high-quality nylon fabric, attractive and durable. Order with confidence! Comes with our NO-QUESTIONS-ASKED 100% SATISFACTION MONEY-BACK GUARANTEE