This ION8 water bottle features a 100% leak-proof design and a 320ml capacity, perfect for on-the-go hydration. Its vacuum-insulated, double-wall stainless steel construction keeps hot drinks hot and cold drinks cold for hours. The hygienic full-flip top cover allows for one-handed use, and the smooth flow ensures spill-free drinking. Made from pro-grade ThermoShield stainless steel, it's durable, long-lasting, and recyclable. The bottle is food safe, odor-resistant, easy to clean, and maintains drink freshness and flavor. Its slim design, comparable to a soda can, fits perfectly in lunch boxes, small bags, and car cup holders, making it an ideal replacement for disposable cups.