Walker's Razor Slim Passive Earmuffs - Sage Green - The Walker's Razor ear muff provides an excellent balance of quality, value, and safety. Made of a durable sound dampening composite housing with a rubberized coating, the Razor provides a noise reduction rating of 27 NRR at a very affordable price. The headband allows you to wear the Razor during long range sessions in comfort. The low-profile ear cups are ideal when shooting longs guns because they are less likely to interfere with the stock. An over-the-ear muff is preferable for indoor ranges as well. Protecting your hearing is very important so Walker's makes protecting your hearing easy.