Why are the numbers on golf balls red and black?

	What ball performs best in cooler weather temperatures, Prov1 or Prov1x?

	What are the numbers for on golf balls?

	For the win a dozen Pro V1s, it seems that Canadians cannot enter. Perhaps I'm mistaken? Regards, Georges PS: I understand if this is the case, as it is not always easy to be an international company.

	How long do golf balls last? What conditions should they be stored under to maximize life span?