This item is well made of premium material for durable and practical use. The smooth gliding surface provides a clear, smooth tonal voice. It's easy to use with long service life. The precise design ensures practicality for high-performance use. It is ideal for professional guitar players and guitar enthusiasts. Features: - 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 skin-friendly material - Accentuates the middle harmonics of your sound - Includes 2 slide rings with different functions, suitable for various playing needs and enhancing playing experience - Offers 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)