Material type: Stainless Steel Heat Retention: Double walled Vacuum insulated technology keeps beverages hot or cold for 24 hours, Inner copper coating for better temperature retention with thermoseal technology, Handle with Care Pouring and drinking is hassle-free and spill-free, the lid of this bottle doubles up as a cup for drinking, simple threaded lid for easy use It comes with a jacket for easy carrying anywhere you go office, home, picnics, outdoor, campaning. Ideal for self use and gifting This reusable water bottle is made from 304 Grade stainless steel, leak proof, durable, unbreakable, rust proof, Single Wall Steel Water Bottle with inside outside stainless steel made of grade 304, which is odour free and 100% food grade Pre-condition bottle with hot water if using for HOT beverage and cold water if using for COLD It is simple to use and easy to clean with inner and outer steel that is convenient to wash. This bottle is easy to clean and maintain, Use a mild detergent or dish wash liquid and clean on the inside with a bottle brush