These guys call theirs "Ultra-Sil
http://www.rockywoods.com/Fabrics-Hardware-Patterns-Kits/All-Ripstop-Nylon-Fabrics/Ultra-Sil-Silicone-Ripstop-Nylon-Fabric
Type: Posts; User: HCH
These guys call theirs "Ultra-Sil
http://www.rockywoods.com/Fabrics-Hardware-Patterns-Kits/All-Ripstop-Nylon-Fabrics/Ultra-Sil-Silicone-Ripstop-Nylon-Fabric