This backpack cooler combines welded construction, lightweight design, and the innovative waterproof zipper design to lock the cold in and keep the water out. The exclusively designed RTIC Cold Lock Press Lid simply presses down to lock in the cold, so yo

Details This backpack cooler combines welded construction, lightweight design, and the innovative waterproof zipper design to lock the cold in and keep the water out. The exclusively designed RTIC Cold Lock Press Lid simply presses down to lock in the cold, so you don't have to unzip the lid every time you want to grab a drink. Just be sure to zip it shut for leakproof transportation when you're ready to get moving. Up to 2 inches of closed-cell foam insulation, and welded seams lock in the cold for up to 2 days when followingRTIC's Cooling Tips.