Nets for soccer and handball goals, nets for mini goals, hockey or water polo are made from polyethylene, nylon, polypropylene or polyester and are machine produced or hand-knitted. Thay can be of standard sizes or according to the dimensions required by the customer. The most common colors are white and green. Volleyball, beach volleyball and tennis nets are of standard dimensions, professional or for educational purposes. lined with synthetic strip and equipped with wire cable.