I thing is made of some kind of plastic, or metal, but a difrent metal then the others.
But you can go to www.wikipedia.com and put: golf balls and they giv you the answer.
thanks for the question
Golf balls about 7-10 years ago used to wrap the core in a thin elastic band. This was because it is a very energy responsive material and allowed good distance from the ball. This concept is not...
Stitched bullhide covers stuffed with goose feathers. These were called "featheries". These were replaced by gutta percha and then by rubber band wound around a hollow core and a balata rubber cover.
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