15 Ball Pack Explosive distance off woods, with ultimate stopping ability with your irons. Solid 2-piece titanium core maximizes the energy transfer from club head to ball. Dupont Lithium Surlin cut proof cover for long term durability. Aerodynamic and symmetrical dimple design increases lift and decrease drag for higher linger shots. Exceptional softness for a 90-compression long distance ball. Developed for all levels of golfer and conforms to USGA rules!