The Compton Vault is the most advanced storage container on the market. Its outer shell and inner workings are made entirely of aircraft grade aluminum, and in combination with our rubber sealing O-ring, the Compton Vault is sure to keep your herb fresh and your room odorless. Each Compton Vault is sold with a lock and key to protect your herb from theft while your at work or school. If your a medical patient, this is the perfect device to keep your herb protected from your kids or animals.