These hand-made, high-quality covers are dust & splash-proof. Designed to fit a particular model, each cover comes with a zipper to allow access to the vehicle's internals (i.e. battery connection and turning the vehicle off/on). The cover can be unzipped to allow the ESC and motor to cool quicker. The cover is made from the highest quality materials for efficiency, durability and strength. The material's open area is more than 50% of the cover's surface, ensuring good airflow in other to keep the electronics cool.