These clean style glass bottle of 550ml are perfect to stay hydrated daily. They allow to keep your favorite drink with you (flavoured water, juice, smoothie, etc.) and to be filled at any moment of the day. The integrated silicone seal into the cap makes the bottle completely hermetic. Washing by hand or in dishwasher. BPA free. As a clothing, the felt sleeve allows to protect the glass wall and keep isolated a hot drink, and the strap provides a good holding.