When you are purchasing your RV Cover, you will want to keep a few things in mind. You will first want to think about the type that you wish to have. Most people will purchase the RV cover that allows you to open the doors and gain access to the other areas of the RV without having to take the whole cover off. This is because you can use the RV to store things in the wintertime or off camping season. You will also want to look at the material. The material needs to give you a custom fit and it also needs to allow air to get through. This way you can have a good fit and not have to worry about things like mold or moisture ruining the RV.