Warp's 20 Ft. X 20 Ft. Coverall Polyethylene 3 Mil. Silage Cover

The Original Silo cover is made of heavy-duty Coverall, the best polyethylene for agricultural use. Save tons of silage by stopping spoilage. Full weight black, sun-resistant plastic silage covers are not affected by moisture or fumes. Each easy-to-handle, reusable cover is individually packaged with full instructions included.