Cordura nylon with breathable padded mesh for comfort - MOLLE webbing for attachment of accessories - D-ring for hanging your earpro when not in use - Easy installation thanks to hook and loop closure (requires removal of your existing headband cover first) - Fits Peltor Comtac, MSA Sordin, Howard Leight, Walker Razor, and more! - Made by Armorwerx, a divison of The Mercenary Company