Tarp is made from extra strength weave and has a heavy duty double laminated coating. It is sun and fade resistant and rot & rust proof. It has a rope reinforced hem. Heat sealed seams and grommets every 3 feet. Widely used by contractors, campers, farmers and pointers for covering construction sites, farm equipment, sports equipment, machinery, trucks, boats, and tools. 4.5 oz per square yard. 3 Ply poly material. 8 x 8 Mesh count per square inch. Hems reinforced with rope. Reinforced woven and coated polyethylene. Blue on both sides. Grommets approximately every 36. Durable heat welded seams.