Okinawa Sanshin (Three-Stringed Instrument) Red Water Buffalo Plectrum, Round, Approximately 9.31cm, 68g, No. 42, One-of-a-Kind This is a red water buffalo plectrum for the Okinawa sanshin. It's a slightly slender, standard shape. It has a beautiful pattern and a good shape. This is the oldest and most standard shape of plectrum. Weight: 68g Finger hole is about 15.5mm. The brown pattern running vertically is beautiful. There is no other like it, each one is different. One-of-a-kind. Dimensions are listed in the last photo. ※※※※ ※※※※ ※※※※ ※※※※※ Red water buffalo plectrums often have beautiful colors, including brown and white, that are not found in black water buffalo plectrums.