Equipment • Featured • Video UNBOXING: Costco Kirkland Signature golf balls 12/28/2016 at 9:20 amGolf News Net We got some of Costco's Kirkland Signature four-piece urethane golf balls in the Golf News Net offices, so we wanted to unbox them with you. Take a look at the K-Sigs! TagsCostco golf balls K-Sig K-Sig golf balls Kirkland Signature golf balls when will Kirkland Signature golf balls be back in stock who makes Costco golf balls About the authorView All Posts Golf News Net We use the Golf News Net byline sometimes just to change things up. But, it's one of us humans writing the story, we promise. Sometimes we post sponsored content from this account, and it is labeled as such. We also occasionally include links to products and services from merchants of our choice. GNN may earn a commission from sales generated by those links. See more in GNN's affiliate disclosure.