Secure 4 Way Locking Pet Door For Cats & Small Dogs Easy Access Flap Doors Walls Glass(Size M) Doors & Flaps

4-Way Locking Pet Door - Secure Quiet Versatile Features 4-Way Smart Locking System: Choose From Out Only In Only Free In Out Or Fully Locked For Complete Control Of Your Pet's Access. Quiet Weather-Resistant: Full Brush Strip Reduces Noise And Helps Keep Out Drafts And Insects. Durable Construction: Made From Tough Weather-Resistant Abs Plastic For Long-Lasting Use. Versatile Installation: Suitable For Doors Walls Cupboards Glass Doors And Panels. Simple Installation: Easy Step-By-Step Guide For Cutting And Securing The Pet Door With Screws (Professional Help Recommended For Glass). Specifications Size S: Outer Frame: 19Cm X 20Cm X 2.1Cm Inner Flap: 14.5Cm X 15.5Cm Size M: Outer Frame: 19Cm X 20Cm X 5.2Cm Inner Flap: 14.5Cm X 15.5Cm Size L: Outer Frame: 23.5Cm X 25Cm X 5.2Cm Inner Flap: 18Cm X 19.5Cm Size Xl: Outer Frame: 24.5Cm X 28.5Cm X 5.3Cm Inner Flap: 20Cm X 22Cm Material: Weather-Resistant Abs Plastic You Will Receive 1 X 4-Way Locking Pet Door