9.5 pH (Approximately 9.5 pH) alkaline. 100% recycled (Closure & label made from 100% recyclable materials) from ocean-bound plastic. Thirsty for Change: Our bottles are made from 100% Recycled, Certified Ocean-Bound Plastic. In fact, up to 5 plastic bottles (per 1 bottle, based on 7 g, 500 ml bottles) are rescued from coastal environments to make our bottle, saving them from reaching the ocean. Now, that's refreshing, just like our vapor distilled, ionized alkaline water. Drink in harmony with Zenwtr and do something positive for you and our environment! For the oceans 1%. We give back to ocean conservation. Join us to make change at zenwtr.com.