Waterpik Waterpik [Authentic Product] World's No. 1 Share, Recommended by Dentists Worldwide, 99.9% Plaque Removal, Waterproof Design, USB-C Cordless WF-21, Water Flosser, Oral Irrigator, Oral Care, Interdental Care [World's No. 1 Brand] Waterpik was born in the United States, a country known for advanced dental care, and is a global brand with a history of over half a century. It obtained the first patent for oral irrigators and water flossers. Due to its high effectiveness, it is the most chosen in the world. ▼ Included Contents - For those concerned about bad breath (2 types of tips): Jet Tip x 1, Tongue Cleaner Tip x 1 ※ Reference Price: Sold on Amazon for 16,800 yen. This model is currently the latest model available in Japan, and we are offering it at the most advantageous price this year. We hope you will consider this opportunity.