A healing crystal, which promotes clarity, cleansing and promotes energy & positivity. Holds approx 450ml of water. Include bonus neoprene water bottle cover. We use Borosilicate glass which is lead free, BPA free and more resistant to thermal shock. Our beautiful CAW Bamboo Crystal Dome Waterbottles feature a bamboo lid and base and a glass dome with slits that allow the water to flow through and be activated by the crystals.