From the Manufacturer We are extremely proud to stand behind the design quality materials and workmanship that goes into every Freelance vacuum product. We go to great lengths to create the best product that we can perform detailed quality checks and then we back that excellence with the Freelance warranty. Covers performance issues material issues workmanship issues defective products and replacement lids. Does not cover damages dents scratches or mishandling issues. Care Instruction1. Rinse and dry with the lid open to avoid odour buildup.2 To eliminate odour clean using a brush hot water and baking soda or mild detergent. Do not use strong detergent bleach or cleansers containing chlorine.3. Hand wash only.4 Do not place in the microwave or in the freezer.Usage1. For best temperature retention results pre-condition with hot water for hot beverages and with cold water for cold beverages.2. Fill completely for best performance.3. Do not use for carbonated drinks.