Constructed of 6 oz woven, 12ml thick polyethylene. Double-stitched on all four sides with brass grommets placed evenly around the perimeter every 5 feet. Reinforced corners. Web handles evenly spaced around perimeter every 15′ – 20′. Includes 50 polypro sand bags (sand not included). Tarp is sheet wrapped and loaded on an 8′ wooden pallet.