If you have a desired inner circumference, please be sure to let us know before purchasing. It will cost an additional 50 yen for every 1 cm increase. Reducing the size is free. Inner Circumference: Men's approx. 17 cm / Women's approx. 16 cm (stretches) Onyx 8mm & 6mm White Turquoise 8mm & 6mm 128-faceted Crystal 8mm Metal Rondel *The number of stones varies depending on the size. Pair bracelets are perfect as gifts for anniversaries, birthdays, Christmas, Valentine's Day, etc. 【Onyx】 Onyx, known as the "stone of warding off evil," has been treasured as a talisman and amulet since ancient times. It has a strong power to ward off evil and is said to absorb negative emotions. Onyx takes on not only malice and envy from others, but also negative emotions within oneself. It also cultivates concentration and perseverance, and strengthens willpower and judgment, making it suitable as a charm for important decisions in work and life, sports, and exams. 【White Turquoise】 White Turquoise symbolizes purity and innocence, and is a power stone with high purification and excellent calming effects. It calms negative emotions such as anger and jealousy towards others, and helps to regain composure. It allows you to take things patiently, leading to smooth communication. When you are stressed or mentally fatigued, it gently soothes and calms your turbulent heart, restoring a stable mental state. White Turquoise is also said to be a power stone with high spiritual vibrations. It purifies the surrounding energy, enhances inspiration, and is said to transport the soul to a higher dimension. *Due to the nature of natural stones, the color and pattern may vary even in the same stone. *Colors may appear different from the actual product depending on the lighting. Also, natural materials may have cracks and inclusions. Please understand this beforehand.