TNTi&trade; Playstation 4 Dust Defender Kit This is a set of armor for your Playstation 4 in the fight against dust Comes with the defender rails, washable mesh sponge and port covers The black mesh sponge allows continual airflow through the console while trapping the unwanted dust particles from entering. The port covers are conveniently labeled to line up exactly with each specific port. Easily removed when the port is needed and replaced when not. Extremely easy to install, protective barrier looks like it came with your console! You will be emailed a set of instructions after purchase just in case you need them.