The Cimarron 7x7 Commercial Frame & Sock Net is great for hitting and throwing drills. One of the strongest frames available. Perfect for heavy usage environments such as hitting facilities, high schools, and colleges. Frame is made of commercial grade 2" galvanized steel and it comes with angled leg braces for added strength. Net is #42 twisted, knotted twine, and is pillowcase style. This is one of the strongest sock nets on the market! Baseball equipment is an investment, spend your money wisely and buy Cimarron!