Petsafe Small White Staywell Original 2 Way Pet DoorNo more scratched doors. No more getting up late at night. Weather resistant self closing see through magnetic flap. Lockable interior barrier. Fits all walls and wooden doors. For cats up to 7kg (15lbs) and small dogs up to 3kg (7lbs). Overall size: 236mm x 198mm (9 1 4" x 7 3 4"). Cut out size: 180mm x 155mm (7 1 8" x 6 1 8"). Maximum pet shoulder width: 147mm (5 3 4"). 3 Year Guarantee.