Adopted of high-class plastic cement, the noise is small, and it can create better mandolin tone. It serves as a better string support to provide more vibration and a better upgrade in tone and sustain. With sturdy, lightweight, wear-resistant, durable features, it is a must-have accessory for your mandolin. It is a perfect present for your friends and families who own mandolin, they will like it very much. Features -Color:Beige -Material:Plastic cement -Size:3.00X0.70X0.50cm/1.18X0.28X0.20in - Wear resistant and material with extraordinary hardness, ensures its practicality. - Small appearance, with durable material, mandolin string nut is convenient to use, easy to install and remove. - With our string nuts, your mandolin will have a better tone and perform well. - The thin grooves on the string nuts are specially designed to fix your mandolin string, professional to use. - After careful polishing, the surface is smooth, so it will not damage your mandolin strings. Package list: 25 x mandolin nut