DURABLE: waterproof tarp is made from 210D oxford ripstop polyester fabric that is waterproof (PU1000mm). 6 grommets can be used with ground nails. VARIOUS SIZES: There are 3 sizes to choose.M: Length 260cm, width 220cm. L: Length 315cm, width 270cm.XL: Length 325cm, width 370cm.You can choose according to the number of people. You can place the camp ground cloth under your tent to provide an extra moisture layer. EASY TO USE :The tarp for camping can be used as a ground cloth when placed underneath the tent to keep the base of the tent clean as well as to protect the tent. When you pull the our corners with a rope, it becomes open-roof. PORTABLE:This tent tarp can be packed into a compact size. It comes with a drawstring pouch providing added convenience for carrying. Extra light weight. Easy to wash, and makes your journey convenient.MULTIPURPOSE TENT TARP FOR UNDER TENT: The outdoor tent footprint is ideal for a tent, the beach, picnics, camping or sporting events. It can also be tied to provide a sun or rain canopy; This is a a must-have for any outdoor activities. L size: 270 * 315cm Material: 210D oxford cloth fabric Accessories: Alloy aluminum pegs * 6 + storage bag