Plastic water bottles are made from petroleum. In the U.S alone, it takes 1.5 million barrels of oil to meet demands. It is estimated that 1,500 plastic bottles end up as waste in landfills or thrown in the ocean every second!!!!! Swap to a stainless steel reusable water bottle and help us #stopplastic! Perfect for everyday or outdoor adventures. Double-walled and can be used for hot or cold beverages. Material: Made from high quality food-grade (304) stainless steel with a bamboo and stainless steel lid with loop carrier, and silicone ring as a water seal. Stainless steel doesn't leach chemicals, retain odors or tastes. Designed to last a lifetime! Water Bottle Size: 25 oz. or 750 ml. 10.25" tall, 3" wide, 1.9" wide mouth opening perfect for adding ice cubes. Care Instructions: We recommend hand washing regularly with our coconut bottle brush. Do not submerge bamboo parts in water, simply rinse and wipe clean.