Thank You Structured Silver Solution: 6 Bottles (save $82.70)6 bottles of Thank You Structured Silver helps you save money and share bottles with friends and family. The reduced shipping cost per bottle makes this a great way to save money and avoid running out. Each 473 ml (16 fl. oz.) bottle covers over 3 weeks of general internal use (2 teaspoons twice per day). Thank You Silver is 99. 999% pure water and 0. 001% (10 parts per million) elemental silver. Learn more about our unique structured silver solution