Easy-to-install door lock, no tools required, protects children and pets. - Product Name: Door Monkey Door Lock - Function: Pinch guard to prevent gaps in the door - Installation: Easy to install without tools - Target: Protects children and pets - Warning: Requires caution when opening and closing the door - Benefit: Allows you to open the door slightly to let in fresh air Thank you for viewing. I purchased this on Amazon in 2022 and have kept it in storage without using it. Although it is unused, there are some minor stains, so please be aware of this before purchasing. * Can be opened and closed from either side of the installed door. Installation may not be possible if the door is close to the wall, so please check this carefully before considering a purchase.