Cat can only enter from the outside but not go out again 4.
Flap is completely open and cat can come and go at will 3.16 ( W x H x T) Flap: 31 x 36 cm/ 12.2 x 14. Cat can go out but can not get back in (for preventing other cats also entering) Simply push the latch down to lock the door and lift it up to unlock the door Great for home and cottage Anti drought brush-lined edge Package included : 1 x Cat Dog Lockable Flap Door 1 x Accessories Large Pet Cat Puppy Dog Magnetic Lock Lockable Safe Flap Door Animal Gate Black 14.