Come and see our amazing products. 21 Ounce Stainless Steel Vacuum Insulated Bottle vacuum insulation technology for maximum temperature retention.Double vacuum, insulation more outstanding, Class A quality, long-lasting insulation, tea and water separation, sealed without leakage, higher standard 316 material, the material is mostly used in medical equipment, expensive, high security, super corrosion-resistant, can hold milk, coffee and other drinks, eight DSTI lock temperature system, food-grade silicone pp material, for your drinking health escort, small and exquisite, easy to carry, suitable for travel, outdoor, the best partner for work and school. Pls confirm with us about the packing info, stock color and exact production time before placing your order.