23'1" - 26' Class C. Designer series contour fit 3 layer RV cover. Great cover for regions with high moisture and extreme sun. Best cover for long term storage. Superior UV protection. Passenger side zipper entry panels allow access, regardless of door position. Features: Front and rear cinching, Straps & buckles, reinforced front corners. DESIGNER SERIES Class A Contour-Fit 3 Layer RV COVERS. Now up to 40% more Tyvek RV. Available Tan and Dark Brown on White. 2 year warranty. WHAT'S NEW ON THESE COVERS! Tyvek Roof Panels extend down sides to cover awnings. Side Panels Increase From One Layer to Three Layers. Side Panels Now Have Multi-color Designs. Vents have been added to reduce billowing. Strap and Buckles now include a weight for easy installation underneath the coach. Front and Rear cinching now uses straps and buckles.