Made of soft padded nylex, this mute sock protects mutes from dings and scratches. Features a drawstring closure and an ID window with blank ID tag so you can label the bag as you see fit. The Large size is ideal for trumpet straight, cup, wah-wah, etc. and horn straight mutes. Works for piccolo trumpets as well. Features: • Soft padded nylex construction. • Drawstring closure. • ID Window for easy identification (includes blank ID tag). • Dimension: 4.5-inch diameter x 8-inches height (11.5 x 20.3cm).