The Starbucks 2021 Red Siren Mermaid Collector Coffee Mug is a 10oz ceramic cup featuring a unique mermaid design, making it a desirable collector's item for fans of Starbucks. The vibrant red color and original theme of coffee and tea add to the appeal of this limited edition mug created in 2021. Perfect for showcasing your love for Starbucks while enjoying a favorite hot beverage.