This Water Bottles have no harmful chemicals and are made from 100% pure natural clay. Storing water in a clay bottle helps in the natural cooling of the water. The clay bottle has tiny pores on the surface which makes water evaporates quickly making the water inside lose heat during the evaporation process and bringing the temperature down which gives you a quality no other container has. The excellent craftsmanship also makes this clay bottle very sturdy, durable, and lightweight for long-lasting daily use. Mitti Man’s Water Bottle is rich in minerals and electromagnetic energy of earth which helps to heal our body and mind keeping one calm and happy. Water from this clay bottle maintains the PH level in one’s body, keeping digestive problems, acidity, or gastric problems away, and helps in making one feel more hydrated and fresh.