"Ball valve lock installs in seconds to cover handle and prevent unauthorized use Securely locks out hazardous energy sources such as steam and natural gas by completely enclosing 1\/4-turn ball valves Installs easily to instantly safeguard machinery and equipment Highly-visible, fully-dielectric polypropylene resists chemicals, cracking, abrasion, rust and extreme temperatures Withstands extreme temperature changes; won't crack or warp from -50F to 360F Accepts multiple padlocks or hasps (not included) This simple lockout\/tagout solution will help your facility meet life-saving regulations"