Safe Cat Swing Door With 4 Way Locks Pets Are Pivot Doors Easy Installation Kitten Small Pets Control Switch Are Door GatesFeature:Give your cat the freedom to come and go as he pleases with this cat door that has a 4 Way locking system. Slide the locks on the bottom of the hatch to set the door to one of the following:Cats can only enter from the outside, but do not come out again. Cats can go out, but they can't come back (to prevent other cats from getting in). Blocked from both sides. Completely open and the cat can come and go at will. Easy to install and suitable for any wall or door up to 50mm thick. Also suitable for small dogs. Specification:Material: ABSolor: White, Black, Brown Size:M:Exterior Door: 19*22*5.5cm/7.5*8.7*2.2inInside Door: 15.5*15cm/6.1*5.9inSuitable for: waist less than 40cm/15.7in and weight less than 5kg petL:Exterior Door: 23.5*27*5.5cm/9.3*10.6*2.2inInside Door: 19.5*18cm/7.7*7.1inSuitable for: waist less than 60cm/23.6in and weight less than 6kg petXL: Exterior Door: 29.5*25*5.5cm/11.6*9.8*2.2inInside Door: 22.5*19.5cm/8.9*7.7inSuitable for: waist less than 70cm/27.6in and weight less than 12.5kg petNote:1. Please measure your pets before buying a pet swing door.2. Due to the different monitor and light effect, the actual color of the item may be slightly different from the color showed on the pictures. Thank you!3. Please allow 1-3mm measurement deviation due to manual measurement.1 X Pet Swing Door