These heavy duty poly tarps provide the ultimate protection against rain or shine. They have a strong silver-coated 14x14 weave, 1000D UV stabilised high-density polyethylene (HDPE) with low-density polyethylene laminated to the top and bottom surfaces for maximum shade, waterproofness and strength. Superior Strength & UV Resistance Superior strength silver coated 14x14 weave 1000 Denier HDPE (High Density PolyEthylene), with triple layer LDPE (Low Density PolyEthylene) lamination on top and bottom surfaces. Also utilising OZtrail's UVtex technology, the ultimate UV stabilisation process, the resulting product delivers maximum block out, maximum shade, maximum insulation and maximum strength. Welded Perimeter 5mm rope reinforced double layer welded edge for maximum perimeter support and integrity. Mega Patch Multi-layer mega patch attachment points with UV stable thread and webbing. Consisting of 8 layers incorporating OZtrail's unique ultra-strength High Density PolyEthylene mega patch for maximum strength, maximum life and maximum tear resistance. HD Webbing A 24 mm heavy duty UV stable webbing is inserted into the mega patch for ultimate strength, the D rings are then lock stitched into place to hold them in position. Stainless Steel D Rings Constructed from marine grade non-corrosive stainless steel, the D rings are fully welded for the ultimate in strength and durability. D rings are centred on all sides with the addition of D rings positioned to match opposing sides.