kwmobile Anti-Dust Protection Plugs Set - Silicone Rubber Dust Plug Stopper for Apple MacBook Pro 13" 15" Retina/Air 11" 13"(from Mid 2011 to Mid 2016) - Black NOTE: The dust plug set is only compatible with MacBook models from mid 2011 to mid 2016 PROTECTION: Set of anti dust port plugs protect your laptop, PC and notebook computer outlets from any dirt or dust DELIVERY: You will receive 12x flexible plastic caps. Suitable for USB ports, HDMI ports, SD card ports and much more DURABLE: Protections are made of durable and flexible silicone and plastic. All ports are secured and plugs can help extend the service life of your laptop PLEASE NOTE: Our dust protection set is only compatible with MacBook devices from mid 2011 to mid 2016. The plugs dont stick completely in the dock-port so that they can be easily removed. Furthermore, there are more plugs included than needed for the installation.