Generic 4 Way Lock Lockable Pets Safe Flap Door Fit for Dog Cat, Medium, WhiteDescription:1. 4 Lockable functions - Open, fully locked, out only, in only 2. Size Medium: Overall Size (W x H x D) 19.2cm(7.7") x 20cm(8") x 5.5cm(2.2") approx.3. Flap Size (W x H) 15.5cm(6.2") x 15.2cm(6") approx.Thickness : Self lining to 2", (50mm) thick Package: 1pcs pet door white medium 1set accessories