High-Quality Materials The inner wall of the thermal water bottle is made of high-quality 316 stainless steel, making it sturdy, durable, stylish, and environmentally friendly. The bottle has a capacity of 550 ml. The lid is designed for easy drinking, allowing you to conveniently hydrate anytime, anywhere. This product is sustainable and reusable, offering an alternative to single-use plastic.Multi-Purpose Lid The thermos features a practical and innovative cup lid design. It functions both as a lid and a small drinking cup. The handle allows for easy portability, so you can stay hydrated on the go. The interior of the lid is made of high-quality 316 stainless steel, providing a durable and healthy alternative to plastic lids.Vacuum Insulation Technology The thermos bottle features a double-layer vacuum insulation design, ensuring excellent temperature retention and a secure seal to prevent leaks. It keeps beverages hot or cold for up to 24 hours, making it ideal for water, coffee, tea, and more. Perfect for travel, this portable drink container fits easily in backpack side pockets and serves as a reliable daily companion to support healthy hydration.Leak-Proof & Non-Slip Design The one-button lid mechanism allows easy pouring without removing the stopper, minimizing the risk of spills or leaks. The bottom of the bottle includes a non-slip silicone base that helps prevent sliding or tipping on flat surfaces.Ideal Gift Choice This insulated water bottle makes a practical and attractive gift for family and friends. Suitable for birthdays, weddings, Christmas, anniversaries, and other special occasions. Designed for everyday use, it is perfect for hiking, biking, beach outings, camping, travel, school, or the office.