- Practical fly screen by the metre: receive a sheet of fly screen by the metre. Durable and ventilated with moderate hardness; not easy to shrink or deform; good stability and fixation. - Material: fly screen roof window made of safe, high-quality polyester glass fibres and flame retardant material; UV resistant; mildew resistant; washable; reusable; non-slip wire; long service life. - Easy to cut and apply: screen size 120 x 250 cm with 8 meters of Velcro; easily cut to the desired shape and size and fixed in place. - Effective insect protection: cat grid window prevents cats and pets from tearing or scratching. The dense net provides light transmission and ventilation while keeping small flies, mosquitoes, mice, bugs, butterflies, spiders and other flying insects away from your home. - Use scenarios: ideal for roof windows in attics or upper rooms; suitable for standard windows in living areas, kitchens or balconies; great for pet areas to protect against scratches while maintaining airflow.