Add a touch of oceanic charm to your coffee routine with this set of 4 Starbucks Classic Green Mermaid Siren Logo 14 oz. Coffee Mugs. These mugs are perfect for collectors and coffee enthusiasts alike, with a unique design featuring the iconic Starbucks mermaid logo in green and white. Created in 2017, these mugs are original and come from China, making them a must-have addition to any Starbucks collection. Each mug is 14 oz., providing ample capacity for your favorite hot beverage. These mugs are ideal for use at home or in the office, and make a great gift for anyone who loves coffee and tea.