Description With designed specifically for the Ukulele, this item is well madeof high-grade material for durable and long lasting use. It can greatly improve the sound of your strumming. It is also perfect forother instruments, such as guitar and small 4 string guitar. Feature - Color: As shown. - Material: Alloy. - Size: About. 2.2 * 2.6 * 0.5 cm / 0.87 * 1.02 * 0.20 inch (L * W * H). -Solid plastic and steel plate,giving you a perfect touch. -Beautiful design makes your Ukulele unique. -Will not mark or scratch your Ukulele. -Provides a mellow authentic sound. -Nice for Ukulele, guitar and small 4 string guitar.Package list: 1 * set of 4pcs Ukulele Keys Machine Head Tuners for Ukulele Tuning Pegs