Patent ID: 7744488

Claim:
A golf ball comprising a core and a cover, wherein the core comprises: (a) a fluid mass at the center; (b) a first outer core layer surrounding the fluid mass, wherein the first outer core layer is solid, non-wound, and formed from a relatively soft HNP composition, the relatively soft HNP composition having a Shore D hardness of 55 or less and comprising a highly neutralized ethylene/(meth)acrylic acid/alkyl (meth)acrylate copolymer; and (c) a second outer core layer surrounding the first outer core layer, wherein the second outer core layer is solid, non-wound, and formed from a relatively hard HNP composition, the relatively hard HNP composition having a Shore D hardness of 45 or greater and comprising a highly neutralized ethylene/(meth)acrylic acid copolymer; wherein the Shore D hardness of the relatively soft HNP composition is less than the Shore D hardness of the relatively hard HNP composition.