20'x20' Heavy Duty RipStop Polyethylene Tarp. Extra tight weave 8 mil ripstop polyethylene. Grommeted and reinforced corners.Grommets about every 3 feet. Finished size slightly smaller. Wt. 15 lbs. Imported.20'x20' - Finished size is slightly smallerRipStop Heavy DutyPolyethylene Grommets in corners and 3 ft. to 4 ft. apart on hemsWeight = 15 lbs.Reinforced cornersImport.