New, Unused Ondine Aquas Hydrogen Water Simply add it to tap water to create high-concentration silicon and hydrogen water. <Ondine Aquas> Retail Price: ¥15,400 Hydrogen and silica release, fluoride removal, and sterilization effect by silver ions. Performance: Production of high-concentration silicon and hydrogen in tap water, removal of chlorine and fluoride, sterilization, etc. Contents: 17g Body Material: PP (Polypropylene) Materials Used: Hydrogen reduction ceramics, silica-releasing ceramics, Ag antibacterial ceramics, zeolite ceramics, platinum ceramics, fluoride-adsorbing ceramics