Prevent your meat from spoilage for flies and microbes with Koola buck anti-microbial game bags. All Koola bags are permeated with a blend of natural, flavorless acids derived from fruits and other bacterial inhibitors to stop spoilage organisms on the surface of the meat before they even get started. Made from a tightly-woven, stretch and form fitting cotton/polyester blend with a double-stitched bottom. 13 different options available.