About This Gray/Silver Waterproof Camping Tent Tarp 8mil. Material: Polyethylene (Inner HDPE Woven Fabric, LDPE laminated Outside). Features: Waterproof, UV Protection, Tear and Rip Resistant, Windproof and Rainproof, Portable and Durable, Reliable Capabilities for Outdoor All Weather Protection. Accessories: Rustproof Aluminum Grommets Every 18 Inches, Plastic Reinforced Corner, PP Rope Reinforced Hem, Safety Ensuring for Maximum Durability. Application: Widely Used as Camping Tarp Under Tent, Ground Sheet, Hammock Rain Fly, Shelter for Backpacking or Hiking Traveling, Instant Shade, Picnic Mat, Tent Roof Covering, Survival Tarp, and Other Outdoor Uses etc. Overview Color : Gray/Silver Brand : GUARD SHIELD Material : Polyethylene (PE) Item Thickness : 8 Mils Water Resistance Level : Waterproof Item Weight : 11.44 Pounds Number of Items : 1 Size : 20x20 Feet Center To Center Spacing : 18 Inches Ultraviolet Light Protection : Ture