The Kaufmann Grey Stainless Steel Bottle Flask is designed to keep your beverages at the perfect temperature for extended periods, making it an ideal companion for camping, travel, and daily use. This flask is made from high-quality, rust-resistant stainless steel, ensuring durability and long-lasting performance. The double-walled vacuum insulation keeps drinks hot or cold for at least 8 hours, providing reliable temperature retention. Its sleek charcoal colour adds a stylish touch suitable for any occasion. FEATURES AND BENEFITS: Durable Stainless Steel: High-quality, rust-resistant, and BPA-free material ensures long-lasting use. Double-Walled Insulation: Keeps beverages warm or cold for at least 8 hours. Sleek Charcoal Colour: Stylish design suitable for camping, travel, and daily use. Spill-proof lid: Thanks to the airtight screw-on lid design, no need to worry about any spills. Safety: