Baseball Field Cover. Constructed of 6 oz woven polyethylene material. 12 ml thick. 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 sandbags (sand not included). Tarp is sheet wrapped and loaded on an 8 ' wooden pallet.