The Deluxe Magnetic Cat Flap by Staywell is easy to install and fits almost all windows, walls and doors. The cat collar needs no batteries and provides extra security by keeping strays and other animals out of your house. Additional collar key packs sold separately for multiple cat households. For cats and small dogs up to 15 lbs. Overall size = 9 1/4" x 9 3/4" Cutout size = 6 1/2" x 6 3/4" Maximum Shoulder Width = 5 7/8"
