【Protection】: These Radiator Valve Caps provide protection for friends and family, especially children, eliminating the danger and risk of exposed radiator valve stems. 【Easy to Install】: Designed to allow for a quick and hassle free installation process, these Universal Radiator Valve Caps are easy to install and require no special or complicated tools to install. 【Durable Material】: These Swivel in Radiator Valve Caps are processed from industrial grade PP material, which is sturdy and durable to ensure long term use. 【UNIVERSAL FIT】: Our Replacement Cover Valve is designed to fit most radiator valves, making it a versatile addition to any home heating system. 【Radiator Valve Caps】: The package contains 5 Radiator Valve Caps accessory, size 3cmx1.5cm/1.18inchx0.59inch.         Size Chart: 3cmx1.5cm/1.18inchx0.59inch Package Includes: 5 Radiator Valve Caps Note: Please allow slightly errors due to manual measurement and different monitors.