【4 Pieces, 4 Colors】Lion DENT.e Floss Mint Wax 40m Instant purchase OK. This is a set of 4 pieces (4 colors). Retail price: 1672 yen (418 yen x 4 pieces) Product Details ● Uses expanding floss that swells into a sponge shape when it comes into contact with saliva. ● It is easy to follow the tooth surface, and the expanded area allows for efficient plaque removal. ● Expanding floss that swells into a sponge shape with saliva. ● Efficient flossing: Expanding floss swells and becomes a sponge shape, approximately 4 times its diameter, when it comes into contact with saliva. ● The unique 3D loop structure provides a wide brushing area for efficient and effective plaque removal. ● Easy to follow the tooth surface and gentle on the gums. ● When the floss comes into contact with saliva, the "water-soluble wax" on the floss dissolves, making it easy to insert into the interdental space, allowing even beginners to floss the cervical area and subgingival area that touch the gums. ● The floss feels soft on the fingers, eliminating the finger pain that beginners dislike. ● Uses a translucent case that is easy to use and convenient to carry. ● You can see how much floss is left at a glance. ● Uses a soft mint flavor that leaves a refreshing feeling after use.