Material: ABS, POM plastic 1.Strong & Sturdy Design : A simple but effective childproof method, these adhesive combination locks hold two doors or handles together to keep double doors from opening. Its easy to unlock with the proper combination. dont look for the key anymore 2.Easy to Install & Use: Forget screwdrivers and nail. The installation of our locks doesnt require any tools it is very easy to install. It comes with strong adhesive so no drilling is required, just peel the adhesive tape and then stick them to the place where you want. 3.Multiple Application: Using heavy-duty but removable adhesive, these locks can be used on cabinets and drawers. Besides securing cabinets and drawers, these locks can also be used to hold down toilet seats and seal off the doors of microwaves, refrigerators and other appliances. 4.Easy to applymake sure the surface is smooth and clean. Just tear off the paper to install. glue has strong self-adhesive force, no need to drill, no need to worry about damaging the surface