Product details:

Superior 4 Layer Material Waterproof 5th Wheel RV Motorhome Trailer Cover Will Fit: 37' - 41' Length Superior All Weather Protection - 4 bonded layer polyproylene material will bead water on contact providing maximum resistance to rainfall and snow. Breathable Material - Any moisture that enters the cover will evaporate with the sun and prevents mold, mildew and ice buildup. UV Proof - Special additives prevent UV degradation and protects the vehicles finish and interior. Protects From - Sun, Snow, Sand, natural pollutants like bird droppings, tree sap, industrial pollutants, airborne dust, dirt and UV light. Zippered Access - Zippered panels allow access to the door and both side storage areas. Gentle on the paintwork - Soft cotton inner layer will protect your paint from abrasions and scratches. Heavy Duty - 4 Layer SFS Non-Woven with UV Treated Top and 1 Layer Polypropylene Non-Woven with UV Treated Sides. Great Fit - Adjustable front and rear tension panels provide a custom-like fit Durable - Tough double stitched seams. Air Vents - Breathable air vents prevent lofting. Universal - Will accommodate air conditioners on top. Security - Secures with d-loops and rope. Free Storage Bag - Extra room for easy storage.Weather-Proof and Breathable / All Season Protection / Pillow Soft Inner Layer / Heavy-Duty Fabric