Black Sunflower Vacuum Insulated Stainless Steel Water Bottle with Straw, 20 oz - Perfect for Gym, Hiking & Outdoor Adventures

Printing: External bottle printing (bottle cap fixed black, bottleneck fixed silver). Material: food-grade 304 stainless steel + food-grade PP+ food-grade silicone. Size: 10.8x2.8inch/27.5x7.2cm. Capacity: 600ml. 1. High-quality stainless steel double-layer vacuum structure, the outside of the cup body is made of food-grade stainless steel outer material, without BPA, which creates a very heat preservation effect. 2. Food-grade stainless steel inner tank, the outer wall of the inner tank is equipped with a heat insulation layer and a vacuum temperature lock layer to enhance the effect of cold and heat preservation. 6. How to use: (1) Minors should use it under the guidance of an adult. (2) Clean the inside and outside of the cup with neutral detergent in warm water before use. (3) In order to achieve the best heat and cold preservation effect of the cup, it is recommended to add hot water or ice water for preheating or pre-cooling. It is better to add ice cubes when keeping cold. (4) To prevent leakage, please tighten the lid in a clockwise direction when the cup body is tilted. 7. Matters needing attention: (1) Avoid deformation of the cup caused by falling, collision, or strong impact, which will affect the efficacy of the product. (2) Avoid direct heating or placing it in a high-temperature place. It is strictly forbidden to heat the product in an open flame, microwave oven, induction cooker, or dishwasher. (3) Do not add dry ice, carbonated drinks, and other liquids that are prone to high pressure into the vacuum cup; do not add liquids containing alkaline and acidic components such as soy sauce, soup, etc., to avoid corrosion of the cup. (4) Please drink and wash as soon as possible after filling perishable beverages such as milk to prevent the inner tank from spoiling. 8. Holding time: 10 hours above 45℃, 6 hours above 65℃.