Soft Touch Double First Base with Set includes: (1) 15" Double first base, (2) 15" bases, (3) 7" Plastic in ground mounts, (3) Tapered Plugs, (1) 12" spike to secure double first base, and (1) Spike-down disk. Soft Touch Double First Base Set comes with a 2nd and 3rd base. Double first base decreases chance for injuries and collisions at first. Base "pops" off its mount when enough force is applied. Molded polyurethane allows base to flex and absorb energy. Bases are manufactured with durable polyurethane that is cut resistant.