This is a Japanese accessory called a "date-eri," a decorative collar. The material is pure silk. The color is a reddish pink, and it features a mon-isho (crested design). It can be used with a wide range of kimono, including tsumugi, komon, iromuji, tsukesage, homongi, and furisode. Please note that the photos were taken by an amateur, and the color may appear different depending on your PC environment. Please understand this. This item has been stored at home for a long time and has been treated with mothballs. If you are sensitive to the smell, please refrain from purchasing. This is not a new item. There may be overlooked imperfections due to amateur inspection, including scratches, stains, and odors. Please purchase only if you understand this. *Please refrain from purchasing if you are concerned about minor details.* *Please be sure to read the profile before purchasing.*