【4-way block (in, out, in, out, blocked)】 With the Gattaiola, which is equipped with four models to block with the switches, you only vary, only inside and outside and completely blocked, easy to control and your pets; with the gattaiola dovevi more to close and open the door waiting for your pets all the time 【Perfect window decoration】 Clear design for the window pane with mass on board, ideal for screen windows, sliding glass doors, glass windows; ideal for all glass applications; Your pets will instantly become familiar with an elegant pet skirt 【Quiet and practical】 Two parts with the cat’s paw; The door brush strip prevents the sound of closing the door in the rubber ring to protect cats without hurting them. The silent action does not spavent the pets and does not distort the owner. This allows the cat to freely access her litter 【Durable and weatherproof】 All cat doors made of robust aBS plastic, weather resistant, but prefer comfort and ease of use. Solid and stable 100%