Anti-bird net: 4m x 10m; Net size: 1cm x 1cm. Can cover an area of 40sqm. The anti-bird net is made of strong and durable nylon, high stretch, anti-corrosion, anti-aging, anti-oxidation, strong but lightweight. Easy to install or you can cut it to any size you like with the scissors. Fasten the net with the cable ties. The cable ties are easy to zip up, making your net more stable. The anti-bird net can be used in many places. When used in gardens and farmland, it resists birds and other animals, protecting your vegetables, fruits, plants and crops. When used in fish ponds, it can cover fish ponds to prevent leaves from falling.