Sil/PU (silicone/polyurethane) double coated 1.1 oz ripstop nylon (silnylon). This fabric is coated with a sil/PU layer on each side and is non-breathable. Lightweight and durable with some of the best waterproof/windproof performance on the market. Great for projects such as tarps, tents, ponchos, gear sacks, pack covers, or any application where waterproof/windproof fabric is needed. Want to quickly compare all our lightweight coated/non-breathable fabrics? Check out the "Fabric Comparison Guides" on our FAQ page. Details/Specs Product Details Colors Black (N/A), Blaze Orange (17-1464), Blaze Yellow, Charcoal Gray (18-0601), Coyote Brown (N/A), Crimson (19-1762), Dark Olive (19-0516), Deep Purple (N/A), Foliage Green (18-6018), Hot Pink (N/A), Khaki (16-0726), Navy Blue (N/A), Olive Brown (N/A), Olive Drab (18-0622), Olive Yellow (N/A), Real Teal (18-4018), Robin Egg Blue (3248), White (N/A) Width ~58'' usable Weight 1.1 oz/yd2 (*1.24 oz/yd2 with sil/PU coating) Denier 20D Finish/Coating Sil/PU coated both sides (impregnated) Hydrostatic Head (i.e. waterproof rating) ~1500 mm Ordering/shipping info Ordering/Shipping order-change-title order-change-desc cont-cut-policy-title cont-cut-policy-desc Shipping Availability USA and International Shipping Method/Rates shipping-summary Estimated Delivery Date estimated-delivery Samples sample-redirect