7 Layer Heavy Duty Fabric: Made of a breathable material that allows water to evaporate, keeping the inside of the cover clean and dry Breathable Design: Design 6 breathable vents on the side to reduce wind pressure and internal humidity. Wind Protection:?The 3 bottle buckle straps reduce the possibility of tearing the cover from the side. Adjustable elastic edges and corners provide a custom-made fit Easy to Install: Folding camper cover is easy to install and disassemble. It contains a portable storage bag for easy storage and reuse without taking up space. Accessories: Camper Cover*1, Buckle Straps*4, Patch Kit*2, Throw Bag*1, storage bag*1.