Durable and does not emit odor when brewing drinks. 【12-hour heat and cold retention】With advanced technology, it can maintain the temperature of liquids for up to 12 hours, ensuring users can enjoy both hot and cold drinks at any time. 【Tea infusion design】The unique tea infusion design allows this mini water bottle to not only hold water but also facilitate easy brewing of tea or fruit infusion, allowing users to enjoy refreshing and flavorful drinks at any time. 【Leak-proof design】Built with a sealing silicone ring, which provides 360° leak-proof security. It ensures that no accidental leaks occur when carried, keeping your bag dry and clean at all times. 【Mini and lightweight, convenient to carry】With a capacity of 150 ml, the small design is compact and lightweight, making it easy to carry in handbags or pockets. It is suitable for various occasions such as office, travel, sports, etc.