If you’re a fan of Starbucks’ caffeinated Refreshers, today is your lucky day. Amazon is offering 20% off these 12 packs - one is a variety pack with strawberry lemonade, black cherry, and peach passion fruit flavors for $17, and the other is 12 cans of black cherry limeade for $15 after the coupon’s discount. The black cherry limeade coupon is applicable to Subscribe & Save orders only, just remember to cancel your next order if you don’t want multiple shipments.