Durable ABS plastic dog and cat flap door with secure 4-way locking for easy pet access and added home security.

This durable ABS plastic 4-way locking dog and cat flap door features a secure design that provides easy access for pets while also ensuring added security for your home.

4 Way Locking: No In & No Out( Fully Locked) Free In & Out( Fully Open) Size S:20*19*2cm/7.9*7.5*0.8in M:20*19*5.5cm/7.9*7.5*2.2in L:25*23.5*5.5cm/9.8*9.3*2.2in XL:27.7*25*5.5cm/10.9*9.8*2.2in Note: Size S Is A Little Different From Other Sizes. It's "thinner".Function Instruction Of The Switches: Turn Red And Green Switches To Both Sides, Pet Is Prevented From Entering Or Exiting House. Turn Red And Green Switches To Right Side, Pet Is Allowed To Enter House, But Prevent From Exiting House. Turn Red And Green Switches To Left Side, Pet Is Allowed To Exit House But Prevent From Entering House. Turn Red And Green Switches To Middle, Pet Can Leave And Exit Any Time.Outer Door Frame Size Small: 20*19*2cm/7.9*7.5*0.8in Middle: 20*19*5.5cm/7.9*7.5*2.2in Large: 25*23.5*5.5cm/9.8*9.3*2.2inExtra Large: 27.7* 25*5.5cm/10.9*9.8*2.2in Inner Door Frame Size Small: 16*15.7cm/6.3*6.3in Middle: 16*15.7cm/6.3*6.3in Large: 19*18cm/7.5*7.1in Extra Large: 22*20cm/8.7*7.9in