Lockable Dog Cat Door Pattern Footprint Small Pet Door ABS Safety Flap Isolation Gate Pet Anti-bite Indoor Barrier Tunnel Pet Window GateFeatures:1. Give your pet the freedom to come and go.2. Slide the lock on the bottom of the pet door to position the door for the bottom door.3. Pets can only enter from the outside, but cannot go out again.4. Cats can go out but cannot come back (prevent other cats from entering).5. The pet doors are easy to install and are suitable for any wall or door up to 50mm thick. Specification:Color: BlackMaterial: ABS Size: 29*24cmNote:Due to the different monitor and light effect, the actual color of the item may be slightly different from the color showed on the pictures. Please allow 1-2cm measuring deviation due to manual measurement.1 X Small Pet Door