The Osaka Stainless Steel 1000ml Vacuum Flask Bottle is designed to keep your drinks at the perfect temperature for hours. Made from high-quality stainless steel, this durable and sleek flask offers excellent insulation, keeping liquids hot for up to 12 hours and cold for up to 24 hours. Its leak-proof, spill-resistant cap ensures mess-free transportation, while the ergonomic design makes it easy to carry and use. Ideal for travel, work, outdoor adventures, or daily hydration, this eco-friendly bottle is a reliable, reusable alternative to single-use plastic bottles.