DOG / CAT DOOR WITH 4 WAYS OF PASSING SIZE L The door is designed to be installed in a door with 4 ways of passage. The passage allows your pet to move freely from the inside to the outside and between different rooms. Four closing options allow you to choose whether the hatch is to be open, closed or open only on one of the selected sides. The passage is equipped with a magnet, so it will not open arbitrarily, even in strong winds. The brushes placed around the perimeter of the flap make the passage of your pet through the door very quiet . The product is easy to install, easy to use and resistant to unfavorable weather conditions. Setting the transition in 4 different ways: Opening in both directions: Your pet will be able to move freely in both directions. Complete Locking: Your pet will not be allowed to exit or enter through the door. Open the door: Your pet will be able to enter the room again, but will not leave it again. Open Exit: Your pet will be able to go outside, but not be able to go back in. Dimensions: outer frame: 25x23.5x5.5 cm inner frame: 19 x 18 cm Set contains: dog / cat crossing, mounting kit, manual user instructions.