To this end, Costco has one of the best return policies in the world of retail. With very limited exceptions, members can return any item for a full refund — no questions asked.

Although Juneteenth is a federal holiday, most major retailers will be open on June 19 alongside Costco. Some smaller retailers might have special holiday hours, however, so it's best to check ahead of time. Chrissy Callahan is a writer for Today.com.