Even if your cat's a little tubby, we've still got a door for him! Made for heavier cats or small dogs, the Tubby Kat pet door features an unbreakable polycarbonate flap with magnetic closure. A 4-way lock gives you multiple ways to keep your cat contained. Flap measures 7 1/2" x 10 1/2", for pets up to 25 lbs. Shipped directly from manufacturer. Please allow 7-10 business days for delivery.