CHILD WINDOW SAFETYChild window seat belt lock key and cylinder, provide more protection for children to play safely, effectively prevent children from having accidents caused by a excessive opening of windows or refrigerators, etc. Fridge door blocker for windows, cabinet locks, doors, refrigerator locks, oven locks, drawer locks, etc. HIGH QUALITY MATERIAL The security window child is made of thickened ABS + zinc alloy latch. The window child safety lock chain is made of multiple strands of strong stainless steel wire, which is rust-resistant and wear-resistant, strong and durable. UNLOCK AND UNLOCK The child window safety offers a special design with an 18cm restriction to ventilate the room by limiting the open space of the device, to fully open the window simply unlock and remove the cable with the key. [Easy to install and remove] The child window safety device is made of 3 meters of adhesive for extra strength. No tools are required, no holes need to be drilled, and the surface of the furniture will not be damaged. To remove, heat the window security block with a hair dryer for 2-3 minutes to easily remove the window retainer. (Note: wait 24 hours after installation for best results).