75263 Size: 20 to 23 ft Features: -Grey, triple layer PolyPro III top resists and repels rain and snow yet vents inside water vapor out.-Prevents mold, mildew and ice buildup.-Rugged, UV resistant, single layer polypropylene fabric sides.-Unique rope tie - down aid.-Elasticized bottom corners for a fast, custom fit.-Adjustable front and rear tension panels provide a custom - like fit.-Air vents reduce wind lofting and inside moisture.-Unique adjustable design for a custom fit around the overhang.-Front and rear corner reinforcements.-Model 1: fits 20' - 23' RVs.-Model 2: fits 23' - 26' RVs.-Model 3: fits 26' - 29' RVs.-Model 4: fits 29' - 33' RVs.-Model 5: fits 33' - 37' RVs.-Model 6: fits 37' - 41' RVs. Includes: -Storage bag, rear ladder cap and tie - down rope included. Warranty: -Three year warranty.Classic Accessories