Leader Accessories Weatherproof Class C Cover Fits Rv Motorhome (23ft to 26ft) 3 layer polypropylene top fabric keeps out rain and snow while single layer polypropylene side fabric venting inside vapor out Multiple zippered panels for easy access to the front, back & sides Air vents reduce wind stress and vent inside moisture out Anti-hit reflective panels for added safety at night or while parking Fits 23'-26',Size: 330"L*106"W*108"H