Slim Profile Pet Door - ClearSee Through finish with See Through Rigid Flap.Manual 4 way Security lock - in only- out only- opened - locked.Universal fitting for Glass, Sliding Windows & Doors.Overall size: 292mm x 292mm (11 1/2" x 11 1/2").Cut out size: glass: 260mm x 260mm (10 1/28") diameter.Max shoulder width: 180mm (7 1/8").3 Year Gurantee