Product Description: Item Type:Pet Door Material:Plastic Color:White Brown Feature:Durable Target Audience:Puppy,Cats Size(S,case,height*width*thickness):19.7*19*2cm/7.75*7.48*0.78" Size(S,height*width):15*15cm/5.90*5.90" Size(M,case,height*width*thickness):19.7*19*5.3cm/7.75*7.48*2.08" Size(M,height*width):15*15cm/5.90*5.90" Size(L,case,height*width*thickness):25*23.5*5.3cm/9.84*9.25*2.08" Size(L,height*width):19*18.2cm/7.48*7.16" Features: 1. The craft is exquisite and the material is durable, and we guarantee 100% new brand and the product has a long service life. 2. The product can be installed on the all walls and doors whose thickness arrive at 50mm. This product can be suitable for cats and small dogs. 3. You can set the door (4 patterns)through the lock on the bottom of the sliding flip design, which can let your cats come in and out at any time. 4. Equipped with four screws, this product can be installed easily following the Instructions, and you do not need to buy screws. 5. There are two colors and three sizes for option, and you can choose the favorite and suitable one according to your hobbies. Package Include: 1 x door Exquisite craft with durable material for long service life Compatible with walls and doors up to 50mm thick, suitable for cats and small dogs Adjustable door with 4 patterns via a lock on the bottom of the sliding flip design Easy installation with included screws and clear instructions Available in two colors and three sizes to match your preferences