This product is a mesh window screen, wchich is made of polyester material. It can be easily fitted to different kinds of windows. Stick the self-adhesive tape to the window frame and place the netting on and cut off any excessive part. Leave your windows open and enjoy fresh cooling air. Meanwhile, prevent the mosquitos entering the room. Feature - Color: grey.- Material: Polyester- Size: Approx. 150x200x0.1cm.- Made of Polyester, it is strong and will not be torn down eaisly.- With strong sticky tape, it is able to stick firmly on the frame and guard against bugs that are in small size.- The diameter of the hole is too tiny even for mosquitos to get through.- White net across the window is invisible; it doesn't blcok the vision or make the room less attractive.- Suitable for home, office, reading room, living room etc.Packing list: 1 x Window Screen Mesh