Features: Sturdy plastic materials and bright ABS covers provide high visibilities safety warnings and tamper resistant security for outdoor faucet lock, gate valves security, and propanes tank safety. Adjustable aluminum padlocks fit 2.5Inch 5Inch gate valves knobs without tool, featuring portable designs to monitor valves status and withstands temperatures. Addition for maintenance technicians, facility managers, or homeowners seek industrial protective against unauthorized access to water spigots and hazardous materials. Secures outdoor faucets, propanes tanks, and industrial valves during repairs or downtimes, ensuring compliance with lockout tagout protocols in commercial or residential setting. Double key aluminum padlocks resists corrosions for reliability, while the portable covers simplifies deployment across multiple valves size without compromising visibilities or durability. Specifications: Materials: Copper, Plastic Size: Mixed Package Includes: 352pcs Lockout Covers note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.