Features: - Made of high-quality faux cow bone material, durable and unbreakable. - Much better than the ABS plastic nuts to create clearer, richer, more stable sounds. - The bone material can provide resonance and delay tones for contagious music. - Perfectly suitable for 8 string mandolin and easy to install or remove. - Light-weight and compact for easy carrying and using, a good accessory to mandolin. Specification: Condition: New Material: Faux Cow Bone Color: White Nut Size(L * W * H): Approx. 28 x 7 x 5mm / 1.1 x 0.3 x 0.2in Weight: Approx. 6g Packing Include: 3 x String Nuts * The mandolin is not included. Note: Please allow 1mm below error due to manual measurement and make sure you do not mind before ordering.