Valve LockoutHigh-quality polypropylene: long-lasting, robust and non-conductiveUnique, predetermined breaking point at the top for valves with threadStickers in various languages includedHolds 1 padlock and available in 5 sizes.V303: 1" - 2 1/2", V305: 2 1/2 "- 5"V307: 5" - 6 1/2" , V310: 6 1/2" - 10"V313: 10" - 13"