[Essential Item] Our heavy-duty waterproof tarps are made from high-quality yak wool fabric, with seams reinforced using anti-white yak wool. Widely used by herders in the Tibetan region of China, these tarps are ideal for long-term use in harsh environments, making them an essential item for outdoor tents.[Waterproof]This heavy-duty waterproof tarp offers exceptional water resistance with PU 5000mm waterproof technology and a waterproof Oxford cloth lining on the back. It effectively protects against heavy rain, snow, and strong winds. The tarp unfolds to a hexagonal size of 16.4x12x7.2 feet (500x400x220 cm), making it suitable for a variety of outdoor activities.[Versatility]The heavy-duty waterproof tarp is incredibly versatile and can be used as a survival tarp, hammock cover, outdoor kitchen shelter, simple tent, tent footprint, groundsheet, and instant sunshade, making it an indispensable piece of equipment for outdoor activities[Durability]To ensure stronger wind resistance and durability, all six attachment points of the tarp are reinforced with double-layered triangular stitching. Additionally, all attachment points feature double-layer reinforced seams, preventing tears and leaks even in extreme conditions, ensuring your safety.[Wise Investment]Choosing our heavy-duty waterproof tarp is a smart long-term investment. The black yak wool is resistant to dirt and can be easily cleaned by wiping or rinsing with a hose, making your tarp look as good as new for reuse. Compared to other lightweight tarps, this one excels in both quality and longevity.