A Simple Way to Babyproof Your Home Kids love to explore their surroundings. Whether itàthe kitchen, closet, or bathroom, your little one would be curious to know whatàin there. Prevent children from opening doors by themselves and getting locked out. For your peace of mind and your childrenàsafety, install the Wappa Baby Child Safety Door Knob Covers. Product Specifications: Dimensions: 2.28 1.98 2.5 aterial: BPA-free Plastic Color: White Package Inclusion: 4 pcs. child proof door knobs Easy to Install, Hard to Remove Most kid proof door knob covers are good for one-time use only. Flimsy tabs or locks break almost instantly after removal. The reusable Wappa Baby door knob cover, on the other hand, features a dual-lock system that prevents little kids from ripping out the covers within seconds. In addition to stronger tabs, our door knob cover comes with a twist cap that adds another layer of protection. This makes it impossible for kids to remove the door knob no matter how hard they try. To open doors with the safety cover, grasp the doorknob by the holes. The Wappa Baby toddler proof door cover can be installed without any tools. Made of durable BPA-free plastic, these kid proof door knob covers work with almost any type of doorknob. Use it in the bedroom, kitchen, main entrance, and closets. To install: 1. Unscrew the top piece to reveal the two-part lock. 2. Press the side button to separate the halves. 3. Place the halves around the doorknob with the screw facing you. 4. Screw the top piece to keep the lock in place. To remove: 1. Unscrew the top piece. 2. Press the side buttons one at a time to separate the halves.