This is a set of 25 strands (approximately 50 pieces per strand). The first photo shows everything included. The size is approximately 8mm, but due to amateur measurement, there may be discrepancies from the actual size. Please refer to photos 3-5. These are imported products. Although they are unused, the "product condition" is listed as "like new" due to being imported goods. There may be peeling, scratches, chips, dents, and size variations. Please be aware of this beforehand.