Camco UltraGuard Pop-Up Camper Cover, Gray: * Multiple sizes available * Designed to provide reliable protection for your camper during storage * Triple layer SFS top panel that beads water on contact, affording maximum resistance to rainfall and snow * Heavy-duty polypropylene fabric around sides for maximum protection * Vented flaps that reduce wind lofting and inside moisture * Fully breathable design resists mold and mildew growth * Integrated self-adjusting hold down system is guaranteed to keep your cover in place during winterization periods * Recommended for cold and snowy regions * Includes handy storage bag