The window net is made of fiberglass, vinyl coating surface, eco-friendly and non-toxic, tear-resistant and corrosion-resistant, UV-resistant, flame retardant, an ideal replacement for your window mesh. Window screen mesh is 120 X 250 cm, fits to windows and doors screen max to 1.15 m x 2.45 m,large enough coverage area, easy to cut into any size and shape with scissors to fit window, NO wire drawing Insect-Proof Screen Door Net-Mesh density: 17 x 16,allowing light transmission and air circulation, and prevent flies, mice, butterfly, mosquitoes and other harmful insects through Suitable for window screen repair replacement, patio screen, porch screen, pool screen, garden screen, providing an ideal living environment for your family SATISFACTION - We are confident that you will love the quality and convenience of our window screen if any problem, we provide timely response and perfect solution, please dont worry about the creases, the creases will disappear after hanging the fiberglass material for a period of time. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store