Six bridge pins made of cow bone. Adorned with abalone. Recommended for those who care about sound quality, appearance, and materials. ※The image is a sample. The thickness varies from 5mm to within 5.5mm, and there are variations and the slopes are not straight, so processing may be required for installation. Please understand this. Processing may be required for installation. Also, due to the natural materials, there are variations in patterns and luster, as well as rust, blackening, and dullness. Please understand this. The one-point, vibrant abalone is beautiful☆