This stylish portable coffee brew bottle can be conveniently carried along anywhere you go, allowing easy making of your refreshing cold brew Coffee/Tea while On-The-Go Bottle is made from high quality BPA Free Tritan plastic which stands temperature ranging from -20?C to 100?C. Safe for hot coffee/tea brewing as well The lid has a non-silicone-ring leak safe design, which is 100% leak proof while being more hygienic and easy to clean