https://www.carcovers.com/covers/truck.html – Truck covers at CarCovers.com. Featuring our Ultimate Shield Full Body Truck Cover. The Ultimate Shield cover provides all season indoor and outdoor protection for your vehicle. This nearly impenetrable multi-layer fabric is fleece lined to protect fine automotive finishes and to ensure your vehicle’s surface finish stays in pristine condition. The Ultimate Shield has a special multi-layer polypropylene, which is an oil based material, with a layer of micro-porous film sandwiched between it to ensure breathability. On the inside of the cover, there is a soft layer of fleece.