【600D WATERPROOF & UV RESISTANT MATERIAL】KALINCO tire cover is made of durable 600D oxford fabric, have waterproof and UV-resistance properties. With PU 4800mm waterproof coating. Mixed with upgraded Anti-UV composite, prevents the RV tire cover from ageing, disintegration and tearing 【ELASTIC BAND】The integrated elastic cord sewn around the hem of the RV tire covers, easily makes a snug-fitting installation within seconds. Avoid being blown away in strong winds 【HOOK DESIGN】Keeps the tire covered on the wheel. You can adjust the tightness of the hook straps, according to the size of your tire. Prevents the trailer wheel covers from being blown away on windy days. Easy to install and remove 【ALL ROUND PROTECTION TIRE COVER】Kalinco trailer tire cover protects the tire from sun damage, snow, rain, corrosion, rust and dirt when your vehicle is parked. The RV tire covers scratch-resistant material could resistant to damage from external objects, keep wheels in good shape and extend your service life 【WIDELY APPLICABLE TIRE COVERS】Our waterproof RV tire covers of 4 fits RV, Truck, Jeep, Car, SUV, Pick-up, Trailer, Camper, and Motor home, or anything with the correct tire size KALINCO RV Tire Covers 4 Pack, Waterproof Wheel Cover, Anti-UV Sun Rain Snow Tire Covers for Travel Trailer Truck RV SUV Camper