The Venom Transmitter case is made from light weight thermo-formed nylon material. Designed to exclusively fit your Spektrum DX3R/S with a conformal case design to protect your DX3R/S radio from the elements and during transporting. Are you left handed? No problem, this case is ambidextrous to accommodate either Left or Right handed transmitters. Whether for storage or transportation the color coordinated case design will look sharp and keep your equipment safe. Compatible with the DX3R and DX3S transmitters.