SLEEP OUTDOORS WITH : At , we believe great adventures begin with great sleep. Our thoughtfully designed gear delivers home-like comfort with rugged durability, ensuring you wake up refreshed and ready for your journeyEASY TO INFLATE: Reduce inflation time with a simple process. Attach the pump valve to your sleeping pad's valve, blow gently into the sack to collect air, roll and seal it, then push down on the pump sack a few times until the pad reaches your desired firmness. The sack's valve has an outer diameter of 17mm and fits pads with a 17mm inner diameter valveCOMPACT & PORTABLE: it folds down to just 7 x 2 inches, making it portable and space-saving, easy to slip into a backpack and take on any adventure. A great companion for camping, backpacking, fishing, hiking, sailing, or any outdoor activitiesLARGE VOLUME, QUICK SETUP : No need to blow by mouthenjoy a more hygienic and effortless inflation. With a large 35L capacity, it inflates any air mattress in just 5 to 7 pumps, making setup quick and easyDURABLE & WATERPROOF: Made from waterproof material with fully welded seams, this sack offers superior durability and protection. It doubles as a dry bag or stuff sack, allowing you to safely store your gear, clothing, and valuables, keeping your belongings dry and well-protected during outdoor activities