Children's Door Lever Lock Opening Artifact Anti-cat Anti-pet Room Easy To Install And UseOverview: 1. Get our door lever locks to keep your babies away from these dangerous rooms or spaces. 2. All you need to do is pull the 3M tape cover and stick the lock in the right position. 3. The strong viscosity of 3M tapes will be better after 24 hours since you installed them. 4. The use of a hair dryer will help you remove the lock without any residue. Product Information: Applicable age: Freshman 1 month 2 months 3 months 4 months 5 months 6