Material: Stainless steelSize: 10.6*10.6*27.5cm / 4.13"*4.13"*10.72"Color: As shown in the picture1. Made of food-grade stainless steel, solid and safe, the whale-shaped water cup designed for children is both fashionable and healthy.2. The unique handle design makes it easy for children to grasp, and the retractable fountain straw function makes drinking water more interesting.3. Double-layer vacuum insulation technology keeps beverages hot or cold for up to 6 hours, meeting the daily and outdoor activities of children.4. The leak-proof sealed lid design makes it easy to put into a school bag or lunch box, reducing accidental spills and making parents more worry-free.5. The colorful whale pattern appearance attracts children's attention, stimulates their interest in drinking water, and cultivates good drinking habits.