Vacuum Cup Insulation Bottle For Anime Re ZERO Starting Life in Another World Material: stainless steel. Fashion and unique, using for school, outdoor, makes you feel good when you drinking water. Attractive and durable, perfect gift for Anime fans. Product Dimensions: 350ml, 7.9x2.6 inches (Equate 20x6.5 CM). Keep your drink hot or cold for 6 hours, easy cleaning.