Description:Durability: The bicolor cowbell is made of metal material with a total length of 12.6 cm. The package includes a pair of two tone wooden resonance tubes.Multi Color: High and low tones bicolor cowbell is a sturdy multi color cowbell drum accessory, great for enhancing your percussion ensemble.Unique Sound: percussion instrument produces a deep, natural, crisp sound that suits a variety of musical styles. It is a great addition to any musician's collection.Easy to Install: The package includes a complete double mounted bell that can be easily installed on a cowbell stand or other percussion stand.Creative Gift: This music instrument is a gift for children to cultivate their sense of musical rhythm and cultivate their interest in music from an early age.Specification:Material:MetalSize Chart:Length:12.6cm/4.96inchPackage Includes:1High and Low Tone CowbellNote:1.This is not infant toy , please take away from children to avoid eating.2.Please allow slightly errors 1-2cm differences due to manual measurement.