SAFE AND DURABLE: The handle lock is made of non-toxic ABS material. The sturdy handle lock is stronger enough for small children to defeat or remove, which gives your children a safe place. ENVIRONMENTALLY FRIENDLY AND NON-TOXIC: The door handle lock is made of environmentally friendly ABS material and is safe and non-toxic. Do not use deformation, no fading. Developed for door handles, it is suitable for most door handles as well as forwindows, cupboards, drawers etc. EASY ASSEMBLY & REMOVAL: No drilling of tools and screws is required. Security door lock can be installed with only one 3M adhesive back. To remove, warm up the child-proof lock with a hair dryer for about a minute and then carefully remove the adhesive. EASY TO USE: The only way to lock and unlock is to press the side button while turning the handle. The control of the "deactivated" mode with 2 buttons on the side prevents children from entering or leaving the room. The same goes for pets. WIDE APPLICATION & LOCKING SAFE: The door lock is compatible with most common door handles. Well suited for frequently used doors and windows as quick locking and unlocking. Use our childproof windows for your taboo rooms.