How to remove this lock if you do not want to use it anymore? Step 1: Using the heating mode of hair dryer to aim at and heat up the adhesive tape of the lock. Step 2: Then you can easily remove the lock from the surface. Step 3: If there is a little sticker residue on the surface, you can use a damp soft cloth to gently wipe off.[Widely Used]: You can childproof your patio, closet, shower, storage, and entertainment center sliding doors as well as your sliding windows. [Notice]: Product Length: 2inch Product Width: 2inch Product Thickness: 5 16inch. Make sure the clearance between the window and the frame is greater than 5 16in for installation. (Tips: Please install it in a high place so kids can't reach it) . [Easy Installation]: Just peel adhesive tape backing and attach it on the sliding glass door lock without any tools or drilling holes. It needs to be still for 5 hours before use waiting for the paste to be firm . [High Quality Material]: This sliding glass door safety lock is made of ABS plastic, non-toxic and no sharp edges, work well on most wood, glass, plastic, and metal surfaces . [Keep Child Safe]: Reliable baby proofing child safety locks for sliding doors and sliding windows at your home. Prevent unwanted intruders, offer additional home security .