Used about twice. Stored for several years. ☆ Excellent heat and cold retention, keeping drinks at the perfect temperature for a long time, making it ideal for outdoor activities and sports gyms. ☆ Wide mouth makes it easy to add ice and wash, and the 1.5L large capacity allows you to enjoy plenty of drinks. ☆ Comes with a lid (cup) and a white inner cup. ☆ The large capacity is also useful in case of disasters. ☆ In the hot summer, if you put barley tea and ice in it, you can drink cold tea anytime. ☆ Disinfected. ★ There are light stains. ★ Will be shipped in the box shown in the image, but the box is damaged.