This item is well made of premium material for durable and practical use. The smooth gliding surface provides a clear, smooth tonal voice. It& 39;s easy to use with long service life. The precise design will ensure its practicability in the work of high performance. It is great for professional guitar players and guitar lovers. Feature - Color: Transparent and silver.- Material: Stainless steel and glass.- Size: Approx. 6 x 2.5 x 2.5 cm / 2.4 x 1.0 x 1.0 inch (L x W x H).- Made of material, skin friendly.-Accentuates the middle harmonics of your sound.- 2 kinds of slide rings with different functions, good for satisfying your different needs and making more fun when playing guitar.- It can offer superior sustain, excellent intonation, and a clear bright sound.- Perfect for professional guitar players and guitar lovers.Packing list: 1 x set of 2 Pcs 60MM Glass Slide and Stainless Steel Slide Medium Bottleneck Slide for Guitar Bass (Transparent And Silver)