• Magnetic Collar key helps keep out strays • 4 locking options: in only, out only, opened, locked
• Overall size: 252 mm x 241 mm (9 3/4” x 9 1/4”) • Cut out size: 175 mm x 168 mm (6 3/4” x 6 1/2”) • Glass cut out: 212 mm (8 3/8”) diameter circle • Maximum pet shoulder width: 150 mm (5 7/8”) • Maximum pet weight: 7 kg (15 lbs)