8 Storage Tire Wheel Covers Camper Car Auto Trailer Truck RV fits 18 19 21 22" diameter tires Covers Fits 18" to 22" Diameter Tires Thicker Canvas material than other covers, (324.5gm/m^2) wire rod sewn-in retainer for a snug and storm proof fit - Also has sewn in brass Grommets The durable canvas material breathes. Great for winter storage or keep sun from cracking you tires.