𝗔𝘀𝘀𝘂𝗿𝗲𝗿 𝗹𝗮 𝗦𝗲́𝗰𝘂𝗿𝗶𝘁𝗲́ 𝗲𝘁 𝗹𝗮 𝗩𝗲𝗻𝘁𝗶𝗹𝗮𝘁𝗶𝗼𝗻 𝗱𝗲𝘀 𝗘𝗻𝗳𝗮𝗻𝘁𝘀 Window limiter safety locks are designed to limit the opening distance of doors and windows to reduce the risk of injuries from falls. Also allows fresh air to enter. Suitable for most wooden, PVC and aluminum hinges, casements and sliding windows (horizontal or vertical). 𝗣𝗼𝘂𝗿𝗾𝘂𝗼𝗶 𝗲𝘀𝘁 - 𝗰𝗲 𝗡𝗲́𝗰𝗲𝘀𝘀𝗮𝗶𝗿𝗲? - Often open and close windows/doors without adult supervision to prevent baby from pinching fingers; Prevent babies/toddlers from accidentally falling out of windows or doors. It works not only for babies, but also for pets. 𝗥𝗲𝗴𝗹𝗮𝗯𝗹𝗲𝘀 𝗗𝗶𝗺𝗲𝗻𝘀𝗶𝗼𝗻𝘀 𝗱𝗲 𝗙𝗲𝗻𝗲𝘀𝘁𝗿𝗮𝘁𝗶𝗼𝗻 - with our window limiter, you can choose between two different window opening sizes: 13 cm (5.12 in) and 16 cm (6.30 in). You can adjust the width of the door seams to the size of your pet according to your actual needs. Simply flip the round knob to adjust the door spacing as