Land Rover Discovery 1/2 Rear Door Window GuardProtect your vehicle! The Mobile Storage Systems Window Guards (or Security Screens) are made of a heavy duty non rusting material to ensure that they are durable enough to withstand forces that might be put against them when installed. They have an off set rectangular patterned design which doesnt only allow a lot of light to gain entry to the vehicle but also doesnt hamper looking out of the windows that much either. They are finished in a textured