Door Ajar for Cats:Cat door holder latch helps to keep your dog out of the litter box or cat feeder,allows the cat to enter and leave the room to look for food freely. Easy to Install:Installs in seconds,just hang this pet door latch on the door handle,knob,and insert the pin into your door frame striker plate,work done,no hassle tools needed.no need to measure,cut your door or frame,no tools to install. Adjustable:Control the door gap from 1.5" up to 6" by installing the pin to different seven holes,Suitable for different weights cats. Cat Door Alternative:It is preferred over a dog gate with cat door or cat doors for interior doors.Skip the hassle of a pet gate with cat door.Install on the back or reverse side of the door for greater strength, compatible with many door types. Unique Design:Effectively stops puppies,large dogs,crawling babies,and early toddlers from entering any room you don't want them in,providing a simpler and less cumbersome way to give your cat free space.