types of locks (open, stop, on/off, locked) Cat flap four modes, lock with switches, only swivel, inside and outside, fully lockable, easy to control and get your pets in and out ; With the pet door, you no longer have to constantly close and open the door waiting for your pets to arrive. Perfect Glass Decoration - Clear design to fit it into your window, ideal for windows, sliding glass doors, glass windows; Ideal for all glass adaptations; your pets will immediately fall in love with the stylish cat flap. Simple and comfortable - Two parts in the cat flap: the door brush dampens the sound of the door, the rubber inner ring protects your cats from injury; Silent movements do not frighten pets or disturb the owner. The cat is thus free to go to its litter box. DURABLE AND RESISTANT - All doors are made of strong ABS plastic, which is weather resistant and provides great comfort and ease of use - Sturdy 100% UV resistant polycarbonate construction makes for a virtually unbreakable door. Suitable for all animals Size: 18cm x 20cm, suitable for all types of cats and some small dogs; to offer more freedom to your pets, do not hesitate to order this hatch.