Heavy-Duty 12 by 12 Cross Weave Reversible Green/Silver 8-mil Poly TarpDurable for requested and extended use on tough job sites.KOTAP ADVANTAGES:LAST LONGER THAN REGULAR TARPS.STRONGER THAN COMPETING TARPS 12X12 WEAVE VS 10X10 OR 10X12.STRONG UV PROTECTION SILVER SIDE REFLECTS UV RAYS, THEREBY OFFERING ADDITIONAL PROTECTION TO TARP CONTENTS.STRONG GROMMET APPLICATIONS GROMMMETS SPACED EVERY 1.5' AND REINFORCED PLASTIC CORNER BARS.SPECIFICATIONS:Fabric Weave: 12X128-mil thicknessWoven & coated polyethyleneStrong UV Protection: Silver side reflects UV rays, offering more sun protectionAll four edges heat-sealed and reinforced with polyethylene rope in hemRust-proof aluminum grommets every 1.5 ft and on each cornerCorners reinforced with solid plastic bar