EASY OPERATION - Both Men and Women can effortlessly open and close the lock with just one hand. You can open this lock with just 2 fingers. Simply press the release button one side deactivation. Pressing 2 sided button to convert into deactivation mode, it prevents you from locked out by your children. SUPER EASY TO INSTALL - No tools needed.No need to drill holes. Made of improved ABS material (mixed 20% PC for better hardness), this door handle lock would not be easily broken or removed by kids, which will ensure your children a promising safety space. Prevent Children from Entering or Leaving Rooms Keep your children out of the pantry and closet. Keep them safely out of the bedroom & from leaving the house while still being able to conveniently enter & leave for everyone HOW TO INSTALL STEP 1 CLEAN the install area first. Place the lock to right position on door and make sure the handle is in the middle. STEP 2 Peel off the protective film on the back NOTE Pls DON'T use your hands to touch the glue. STEP 3 Press hard on the lock for about 10 seconds and finished STEP 4 Stick the lock to door surface according to the position which marked in step. Size: 12*5cm Color includes: black, white Material: environmental protection ABS material Package includes: 2pcs*Door Handle Cover