Chrome Soft X Refinished Innovations at every layer result in Callaway Chrome Soft X Golf Balls. Designed to combine Tour-proven performance with unparalleled feel and exceptional forgiveness, Chrome Soft X features a new Graphene Dual SoftFast Core with a larger inner core for high launch, long distance and increased playability. A faster SubMantle pairs with the thin, ultra-soft Tour Urethane cover to deliver fantastic feel and shot-controlling, stroke-saving spin on scoring shots.