“ No scratching, screws, etc to hurt your trombone. They just slip on and off. They are aluminum, with thicker foam cushioning and are each covered with hand-stitched deerskin.W N Sheridan2425 Lester LaneHoover, Alabama 35226205 541-3258nsheridan@sheridanbrass.com”
WM. Newell Sheridan (Owner)