Durable water repellent finish on front Waterproof polyurethane coating on back Black color "Doublewall" ripstop fabric means that there are 2 ripstop threads in both directions instead of the usual 1.This Doublewall Ripstop Nylon Fabric is great for tarps, temporary awnings or anywhere you need a tough fabric that's meant to be out in the environment. Doublewall Ripstop Nylon Fabric Specifications:Warp - 58Fill - 42Total Weight - 3.8 oz/sq ydCoating Weight - 0.75 - 1.0 oz/sq ydSpray Rating, Initial AATCC-22 - 80-100Breaking Strength Grab Method, FTM 5100 LB - Warp 200, Fill 150Initial Flame Retardant to CPAI-84 - PassTear Resistance Tongue Method ASTMD-2261, LB - Warp 14, Fill 12Disclaimer: The data presented here represent laboratory tests of a limited number of samples.
