The Servewell Stainless Steel Vacuum 725 ml Thunder Bottle is a durable and insulated water bottle made of high-quality stainless steel. It has a capacity of 725 ml and is equipped with vacuum insulation technology that helps to keep liquids hot or cold for hours. The bottle has a leak-proof design and a secure screw-on cap that prevents spills. The bottle has a sleek and modern design, making it easy to carry and perfect for outdoor activities, travel, and everyday use. The stainless steel material ensures that the bottle is rust-free and easy to clean.