TRIDENT Cell Phone Case for Microsoft Surface Pro 4 - Retail Packaging - Black Cyclops case Features shock-absorbing Thermo plastic elastomer (TPE) and polycarbonate, providing two layers of protection, and outstanding protection against impacts This case protects Device power-ports and audio-jacks with TPE plugs to keep out dirt and debris This case also includes dust filters to protect speaker Bays The integrated stand allows for full operation of the device's media stand