Pet Door Lockable Easy to Install ABS Cat Safety Door for Cat House. Description: There are features of two-way open and easy to install, so the pet door is convenient and labor-saving. The pet door is direction controllable and lockable, and it allows the cat to go out, but not to let the cat in. Made of high quality ABS material, the pet door is sturdy and eco-friendly. The length of the product is about 30cm, the width of the product is about 28cm, the height of the product is about 9cm. This pet door is suitable for cat and puppy. Item Name: Pet Door Material:ABS Size:30cmx28cmx9cm/11.81inx11.02inx3.54in Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X Pet Door