BENTONVILLE, Ark.--(BUSINESS WIRE)--As the country heads into coffee season this fall and celebrates National Coffee Day, Denver-based Luna Roasters coffee announces that 50 Sam's Club locations and SamsClub.com are now offering their specialty grade, small batch roasted, organic coffees. In these select clubs, all will offer the Organic Estate Blend made with only the top 2% of Arabica coffee beans for a deliciously rich and full bodied coffee that has subtle hints of cocoa with a smoky flavor