The MANNA 12 Pack Color Changing Reusable Tumblers with Lids & Straw Set is a stylish and practical choice for various occasions. Each tumbler has a solid color pattern that changes when filled with cold beverages, adding a fun touch to your drinkware. Made of durable plastic, these 24 oz tumblers come with cup lids and straws for easy use. The modern design and break-resistant features make them ideal for outdoor activities like BBQs, beach outings, gatherings, and parties. With a capacity of 24 oz and a round shape, these color-changing tumblers are a must-have for kids, teens, and adults alike.