The Starbucks 2023 Spring Blue Wave Color Changing Tumbler 24oz Cup is an original advertising collectible featuring the Starbucks brand. The tumbler is designed with a blue wave color-changing effect, making it a unique and eye-catching piece. With a theme centered around coffee and tea, this item serves as a stylish and functional accessory for coffee enthusiasts and Starbucks fans looking to add a special touch to their beverage experience.