Starbucks 2023 Spring Blue Wave Color Changing Tumbler.

Starbucks 2023 Spring Blue Wave Color Changing Tumbler. This 24 oz (Venti-sized) acrylic cold cup was part of the Mother's Day and Spring 2023 collection. Key Features Color Changing Effect: The tumbler changes color when cold liquids are added. Specifically, the blue/yellow pattern can shift to berry or pink shades. Design: It features a "Blue Wave" or "Citrus" ombré pattern with the classic Starbucks wordmark vertically printed. Accessories: It comes with a reusable straw and a matching silicone "swirl" straw topper. Capacity: 24 oz (710 mL), designed for cold beverages only.