Material: Made of high-quality materials, non-toxic, pollution-free, odorless, sturdy and durable, and will not peel off. Design: Carefully designed with 3M strong adhesive, it is durable and there is no need to worry about the tape falling off. The door handle lock can effectively prevent children from opening the door. You just need to press the button when opening the door Safety protection: prevent accidents such as broken fingers or stuck tails, and incidents such as going home, only to discover that your child and/or pet messed up everything during the exploration journey Advantages: Easy to install and disassemble, without the need for drilling any tools and screws. During installation, please clean the surface of the door, then peel off and apply 3M adhesive backing. When disassembling, please use a hair dryer to heat the baby protection lock for about one minute, and then carefully remove the adhesive Widely used: Our door lever lock is compatible with standard door lever handles. You can use it on any door. Ideal gift for homes, kindergartens, schools, pet shops, and other places