| abstract |
In a solid golf ball of four or multilayer structure comprising a core, an enclosing layer, an intermediate layer, and a cover, the core is comprised primarily of a thermoplastic resin or thermoplastic elastomer and has a diameter of 3-18 mm and a Shore D hardness of 15-50, the enclosing layer is comprised primarily of a thermoplastic resin or thermoplastic elastomer, and the enclosing layer and the intermediate layer have a substantially equal Shore D hardness at a boundary therebetween. The golf ball offers pleasant feel when hit, improved durability, and increased distance. |