Quench your thirst by enjoying some H-E-B alkaline water. Purified by reverse osmosis right here in Texas, it's then ionized to achieve a pH level of 9.5 or higher. For full-bodied purified water that's enhanced with electrolytes for great taste, add this 1.5 liter bottle to your cart. It's made from 25% post-consumer recycled plastic that's also BPA-free.*• 1.5 liter bottle of alkaline water• Purified by reverse osmosis• Ionized for pH level of 9.5+• Enhanced with electrolytes for taste• BPA-free* bottle• Bottle made from 25% post-consumer recycled plastic• Great for the gym, on the go or at home*Packaging produced without the intentional addition of BPA.What is pH?pH is a measurement of hydrogen ion (H+) activity in solutions. The higher the concentration of H+ in a solution, the lower the pH level. Alkaline water has lower H+ activity compared to acidic solutions. The pH scale ranges from 0 – 14. Alkaline waters have a pH level higher than 7, whereas waters with a pH value lower than 7 indicate the solution is acidic.