This matte-colored tourmaline bracelet features a variety of colors, including black, green, pink, red like magenta, and even beads resembling watermelon. Tourmaline, also known as "electric stone" in Japanese, is said to protect against harmful electromagnetic waves. Therefore, it is recommended for those who frequently use smartphones and computers. It is also said to emit negative ions, which are believed to alleviate physical and mental ailments and enhance concentration. This bracelet is offered at a reduced price due to the matte finish of the tourmaline and the inclusion of beads with minor imperfections. Although listed as a women's item, this bracelet can be worn by both men and women. Size: Inner diameter approximately 16.5cm Tourmaline: Approximately 11-11.5mm Elastic cord (dark pink) * As this is a natural stone, there may be variations in size, shape, color, and the presence of chips, cracks, or uneven surfaces. * The size of each bracelet may vary by approximately 0.5cm. Also, due to manual measurement, there may be an error of approximately 0.5-1mm per bead. * Price negotiations and individual discounts are not accepted. We may also decline price negotiations through the "request price" or "bundle request" features. * Returns and refunds are not accepted for reasons such as size differences, image discrepancies, damage or trouble during shipping, or after evaluation. Please understand this beforehand. * Shipping is planned via Yu-Yu Mercari Bin (Japan Post).