Features:
Pet door for cats come in & go out freely & safely when the door is closed.
High-quality ABS material with cartoon cat shaped design, durable & lovely.
Door way is 18cm/7.1in wide & 17cm/6.7in height, large enough for your pet cats.
Easy to install, fits for all standard doors with max. thickness 3.5cm/1.4in.
With this cute & functional cat door, you dont need to open the door for your cat any more.
How to install the cat door?
Step 1: Prepare tools--electric drill, small saw, pen, paper;
Step 2: Detach one of the arches, track the groove onto the paper;
Step 3: Compare to the drawing, make marks on the door;
Step 4: Use the saw & electric drill to dig cave & holes;
Step 5: Install both of the arches at the right place;
Step 6: Drive the screws in the holes;
Step 7: Cover the screws with screw heads.