The frame is made of high-hardness and impact-resistant ABS material,which is firmly fixed by screws and is durable Reasonable use of the locking system can realize multiple access modes:no entry but no exit/enter and exit/only exit but no entry/only entry and no exit The screen on made of nylon mesh material,and the is smooth and elastic Wear-resistant material protects your pet' without worrying about them being scratched,making it easy for pets to get in and out Easy to install and simple to operate