Stainless Steel Vacuum Insulated Bottle-21 Ounce

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.