The MINI Starbucks Been There Series CALIFORNIA Mug is a 2 oz espresso demitasse cup featuring a colorful design specific to California. Released in 2018, this collectible advertising piece from Starbucks showcases a coffee and tea theme, making it a sought-after item for collectors of coffee and tea memorabilia. Originating from Thailand, this original piece is a unique addition to any Starbucks enthusiast's collection.