Maxfli Revolution Distance (15 Pack) Improved core formula creates increased ball speeds and distance with every club Tungsten-infused core increases Coefficient of Restitution (C.O.R.) for faster ball speeds An average of 12 yards of distance gained when compared to previous generation Revolution golf balls Soft Ionomer cover generates higher greenside spin for exceptional control on scoring shots High launch, low spin dimple design delivers consistent ball flight with any club