This item uses natural stones. The string is made of elastic rubber. Imperial Jasper approximately 8mm / Tiger Eye approximately 8mm Inner circumference approximately 16cm 【Imperial Jasper】 Imperial Jasper is attractive for its unique patterns and calming colors. With an appearance that evokes the power of the earth, it is said to be a stone that brings peace of mind and stability. Each piece has a different pattern, allowing you to enjoy a truly one-of-a-kind expression. 【Tiger Eye】 Tiger Eye is characterized by its golden stripes. It has long been treasured as a stone that "improves fortune and career luck," and is also said to cultivate insight and judgment. Its sharp and powerful shine adds an accent to everyday wear. The colors and patterns, the individuality of each stone is unique in the world. We hope you will enjoy these power stones casually, like a small amulet that accompanies you in your daily life. ◇ Because natural stones are used, there may be chips, scratches, and variations in color. We hope you will enjoy these aspects as well. ◇ Please refrain from purchasing if you are looking for the perfection of a mass-produced product, as this is a handmade item. ◇ There may be cases where the knots or ends of the string are not tucked away, or are left as part of the design. ◇ The color of the product may appear different from the actual product depending on your device or environment. Please check the profile for bulk purchases.