GOLF BALL

摘要

PROBLEM TO BE SOLVED: To provide a golf ball having high durability and giving a long constant carry. SOLUTION: In a gold ball having a solid core and a cover of at least one layer. Where the weight of the golf ball is (W), the diameter of the gold ball is (D) and the value (S) of the relational expression is as given below, the specific gravity of the solid core and the specific gravity of the cover is almost the same as the value (S).