Menards has 2 types/sizes of Xmas snow blankets (also referred to as Buffalo snow). Polyester, fluffy 1/2 to 3/4 inch deep. 15 in. x 10 ft. - $5 and 45 in. x 99 in. $10. Package says fireproof. In Xmas trim dept. Rolls up and stores easily. I have used it under tracks or cut to fit along side of tracks and accessories. Avail. now but gone with remainder of Xmas stuff, by Xmas. Can also sprinkle silver glitter on it to make it sparkle. Hielsie.