Come and Check Our Branding Solutions.The pet door could be adjusted by the Red and Green switches with tabs to 4 modes: out only, in only, both in and out, and fully locked, easy control of your pet's in and out.Made of ABS material, weather-resistant, the surface is smooth and durable. It provides a fixed groove with snap tabs for weather-proof brush strip, firmly fix the brush strip. Even if the brush strip comes off, easy to put it back into the fixed groove. This greatly help the brush strip reduce noise, stop rain drop, wind or pest like mosquito to the most. Pls check inventory and detailed info before placing your orders.