Original British Army Issue Gore-Tex MTP Multicam Bivvy Bag Sleeping Bag Cover | eBay
Three-layer MODULAR Mil-Tec® sleeping bag cover | Top-ArmyShop.com
Amazon.com: Tennier US Army Military Woodland Camouflage Camo GTX Goretex Sleeping Bag BIVY Cover by US Government Industries GI USGI NSN 8465-01-455-6274