The Starbucks 2021 Mermaid Flowers Iridescent Blue 24oz Cold Cup Tumbler (Color Changing)  with Straw is a collectible advertising item that features a unique coffee and tea theme. Made by Starbucks in China, this original cold cup tumbler is designed in a striking blue color with a mermaid and flower pattern, making it a standout piece for any coffee or tea enthusiast's collection. Perfect for enjoying a refreshing beverage while showcasing a touch of Starbucks wizardry.