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New for 2019: Callaway ERC Soft, Supersoft and Supersoft Magna Golf Balls – GolfWRX
Callaway designed its Supersoft golf balls to spin, but not break | Popular Science
24 MINT Callaway Supersoft Yellow AAAAA Used Golf Balls | eBay
Callaway Supersoft Golf Balls – Greenfield Golf
Callaway's Supersoft gets new cover, joins with Supersoft Max to give average golfers only what they need | Golf Equipment: Clubs, Balls, Bags | GolfDigest.com