Features：1.material：PPU2.Prevent dust from entering the iPhone thru the dock connector.3.Easy to use， just plug in to prevent dust and debris4.Built-in pin for taken out the sim card easily5.Special design fits for iPhone 4 4S and iPad/iPad26.Color: WhitePackage included:1 x Anti-dust Dock Plug Stopper1 x Anti-dust Earphone Plug Stopper