This price is good until the end of this week. The price will return to the original 500 yen next week (14th). This is a Mouse Pure Oral Care Sponge (individually wrapped). Features: * The sponge is a cherry blossom shape (with wavy grooves) that easily removes dirt. * Effectively removes dirt from the surface of teeth, gums, upper palate, and tongue. * The long handle allows for thorough cleaning of the entire mouth. * Individually wrapped for single use, ensuring hygiene. Since they are individually wrapped, each one is unopened. They will be shipped in a zipper bag, etc. Please understand that these are stored at home before purchasing.