Usage Tips:Description Made of good ABS, which is sturdy, the mandolin string nuts are durable and practical for long time of using.With reasonable design, these mandolin string nuts are suitable for most of the mandolin.The delicate design and fine workmanship, make it an essential accessory for mandolin, portable and compact, convenient to use. Features -Material: ABS -Made of premium and sturdy ABS, the string nuts can decrease the noise, to 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. -With our delicate mandolin string nuts,you would get clearer, richer and more beautiful melody. -It is a perfect present for your friends and families who own mandolin, they will like it very much. Package list: 2 x Mandolin String Nuts