Four control methods: ThCAT door has four locking methods, open inward, open outward, open in both directions, and locked. You can us ThiCAT flap to control thCATs range of movement at will, without having to open the door or door. Easy to install ThiCAT door SUITABLE for brick wall, metal door, wooden door and PVC door. It can be installed in doors and walls with a thickness of 2 to 5 cm. A detailed installation diagram is included in the package, please follow the installation instructions. Easy to Use and Clean This magnetiCAT door is windproof, and the brush strip on thCAT door can clean the garbage from thCAT door and reduce noise. OuCAT flap has threSIZEs and three models, you can choose the model and color according to thSIZE of thCAT. Safe and Non-toxic: The pet flap iMade of ABMaterial, safe and non-toxic, and strong and durable. The middle flap is transparent design, which is convenient for observing the situation outside the dooSUITABLE for small dogs and large, medium and smalCATs, please rest assured use. High quality after-sales service: In use, if you have any questions, please feel free to contact usWe will do our best to provide service for you. Product SIZE: L | Color: White ThCAT flap is the perfect companion for youCAT / dog Are you still afraid oCATs running around ThiWell-designeCAT door provides a good environment for you to control your baby at will. Our pet door iMade of ABMaterial which is not only sturdy and durable, but also easy to install This will take only few minutes. Get an animal control gate. ThCAT flap has four control methods: indoor only, outdoor only, free entry and exit and strictly prohibited. You can move pets inside the door to suit your needs, not just. The brush on thCAT flap can reduce the noise made when opening thCAT flap and also can clean and prevent debris on thCAT flap when entering and exiting as thCAT flap gets stuck due to obstacles. ThiCAT flap SUITABLE not only for kittens, but also for kittens, but also for small dogs. If you plan to use them on dogsWe recommend purchasing the L (largSIZE) to make sure the animals waistline is less than 23.5 feet. Please select the followinSIZEs:If the animals waist circumference is less than 15.5 feet, please choose the model S (the thickness of the S is 2cm) or the model M (the thickness of the M is 5.3cm). If your pets waistline is less than 23.5 feet, please select model L SIZE L is 5.3cm thick).