*MATERIAL & SIZE?Our Clean-Key is made of alloy.it is inherently resistant to harmful stains. Size: 7 X 3 X 0.5CM / 2.8 X 1.2 X 0.2inch. *ZERO CONTACT?The door handle assistant can help you press the elevator buttons, pull drawer handles/doorknobs and so on. Suitable for use in a variety of environments and can effectively reduce direct contact with people or things. *SAFETY & HEALTH?Developing an EDC to help keep citizens safe. So, by using the Hygiene Hand you not only avoid touching and contaminating yourself, but you also lower the risk of spreading harmful stains. *The Hygiene Hand was born - Easy to use ergonomic design. Just grab one end of the handle and press it with the other hand. It can keep hands clean, and will not damage the door and buttons. *The world has been gripped by COVID-19 - we wanted to use our design and manufacturing ability to come out with a solution to help slow the spread of the COVID-19. Solid brass was the top choice for materials due to itsIsolation