PU coated 1.9 oz (70D) ripstop polyester. Polyester base yarn and mini ripstop grid allows for less stretch and water absorption, as well as increasedUV Resistance compared to nylon. Great for projects such as tarps, covers, ponchos, tents, or any application requiring a midweight, relatively durable waterproof fabric. Fabric Details Width 58'' (usable, selvage removed) Weight 1.9 oz/yd 2 (*~2.7 osy finished weight) Denier 70D Weave Ripstop Mini-Grid Thread Count TBD (warp/weft) Thickness TBD mm Print shrinkage (length) < 1% Print shrinkage (width) < 1% Finish/Coating PU Backside, DWR Front Hydrostatic Head (i.e. waterproof rating) > 4000 mm