These vintage M&M's Mars, Incorporated Spalding golf balls are an excellent addition to any vintage golf equipment collection. Made in the USA, these golf balls come in sets of four, with each set containing 12 balls. The unique branding of these golf balls, in partnership with the popular candy brand M&M's, adds a fun and nostalgic touch to any round of golf. These vintage golf balls are a great option for collectors and golfers alike.