My Coke Rewards offers its members a coupon good for a free 20-oz. bottle of Coca-Cola
. (Not a member? It's free to join
.) That's the first such Coca-Cola freebie we've seen from My Coke Rewards. (For further comparison, we saw a 12-pack for 30 points in December.) The coupon is valid on Coca-Cola, Diet Coke, and Coke Zero. It will be delivered in five to six weeks and it expires May 31.