DeMoulin Bros. and Co. is the oldest and largest manufacturer of music performance group apparel in the world. They offer a wide range of uniforms for Marching Bands, Concert Bands, Color Guard, Choir, and other music-related performance groups, including custom and in-stock marching band uniforms, formal wear for men and women, guard uniforms, and a variety of accessory products. With a history dating back to 1892, DeMoulin specializes in manufacturing and marketing music performance group uniforms, such as marching band uniforms and front line (color guard) uniforms, along with accessory products. They prioritize customer service and community involvement, aiming to provide quality products and services to their customers.