PACKAGE: 1*travel trailer cover perfectly fits, 6*adjustable straps cross, 1* storage bag, 1*tongue jack cover, 6* gutter covers, 1* adhesive repair patch, 1* ladder cover MATERIAL: Thick 7-ply top use resistant non-woven fabric and breathable polypropylene material prevent RV trailer from bird waste, dust and scratch, Meanwhile, it provides good air permeability and blocks the ultraviolet ray to protect your RV from burning sun of summer, windproof, waterproof, snowproof , upgraded anti-uv ability increased by 25% then ordinary cover. And it's also the best RV Covers for winter and snow WINDPROOF & WATERPROOF: The bottom edge of the RV cover made by elastic band. Adjustable straps cross trailer RV chassis fasten tightly the cover. Two straps and tension panels front there protect the windshield well in a good shape, protect your rv cover from blowing off in heavy wind VENTILATION: 6 air vents reduces wind stress and vent inside moisture, breathable material allows maximum evaporation of water under the cover, prolong service life CONVENIENCE: Multiple zippered panels allow access to the RV doors and engine areas anytime without removing entire cover DikaSun RV Snow Camper Cover