This waterproof backpack is just what you need to schlep all your surfing, paddleboarding, kayaking, windsurfing and just plain cruising gear around. Are you looking at a 5-mile hike through dense jungle to get to that secret shore break Or maybe you're island hopping and just want to grab some gear and your SUP and do some exploring. Have we got the perfect backpack for you. The Dakine Cyclone II Dry Backpack. It's waterproof, ergonomic and breathable so all your stuff stays dry and you stay comfortable. With a generous capacity of 36 liters (2200 cubic inches), you'll be able to pack everything but your board (and that's even been taken into consideration—more on that below). And if you were still needing another reason to make this your favorite traveling companion (not likely), Dakine gives this backpack their limited lifetime warranty against manufacturing defects. Waterproof 305 denier Cordura HP coated ripstop with waterproof welded construction Bombproof watertight rolltop closure keeps weather out and provides easy access to the roomy main compartment YKK polyurethane-coated zippers make front stash pockets supremely waterproof Two-Way Purge Valve Inflates the backpack so it floats (being waterproof isn't so important if it's lost at sea) Compresses the backpack so excess air is removed to take up less storage space Ergonomic Construction Integrated board carry system fully cooperates with Dakine travel bags Shoulder straps are ergonomically designed for greater comfort over the long haul Adjustable sternum strap lets you get the fit just right and take the weight off your shoulders Breathable Shoulder straps feature breathable mesh to keep you cool Sweat-less, breathable back panel prevents overheating in this typical hot spot Travel Extras Non-padded laptop sleeve for your connected life (fits most 15" laptops) Mesh side pocket holds your water bottle or other preferred hydration source