The base that has continued to be the official base of Major League Baseball and is used on every MLB field. Bases are engineered to better withstand bad weather and also include special ultraviolet inhibitors making them the longest lasting pro-style bases available. The added tensile strength prevents most cuts and tears. The extended tapered lip virtually eliminates edge turn up. Comes with 6 stanchion and sold as a set of (3) bases. Ground plugs and anchors are sold separately.