Poly-Tec tarps silver gray color reflects sunlight. New second generation Poly Tech II-now safe and approved for covering chicken, litter, etc. It now has only one seam for extra strength. No grommets to pull out. You can position the tie-downs wherever you want them. U.S.A. Material Thickness mils 6, Dimensions L x W ft. 10 x 100, Food Safe Yes, Material Type Polyethylene, Mildew Resistant Yes, UV Inhibitors Yes, Water Resistant Yes, 4Ft. Bale Coverage qty. 24, 6Ft. Bale Coverage qty. 16, Rip-Stop Yes, Rope Included Yes, Rope Length ft. 300, Rope Type Nylon, Tie Downs qty 40, Tie-Downs Included Yes.. Model Number: 5809. UPC: 032401058090.