Using this cleaning brush is simple and effective. Gently brush along the strings and other parts of your instrument to remove grime and buildup. The fine bristles reach into grooves and crevices, ensuring a comprehensive clean. Regular use of this brush will keep your instruments in top playing condition and extend their lifespan. Features -Color:Dark Brown -Material:Wood, polyester -Size:15.00X1.60X1.60cm/5.89X0.63X0.63in -Comprehensive cleaning: suitable for erhu, guitar, pipa, and other string instruments, ensuring complete grime removal -Gap access: uniquely designed to clean the narrow gaps of your instrument, effectively removing all grime -Sophisticated look: crafted from stable material, this brush adds a touch of elegance to your cleaning routine -Safe bristles: soft bristles ensure your instrument's surface remains unscathed while being cleaned -Convenient portability: lightweight and easy to carry, making it simple to clean your instrument anywhere Package list: 4 x instrument cleaning brush