Protect your hearing from loud noise with the Walkers Razor Slim Electronic Muff. The sound dampening composite housing of this slim muff provides smoother and suppressed sound quality. Delivering an impressive noise reduction rating (NRR) of 23dB, the Razor series are sure to protect your hearing, without interfering. The Razor series also feature Walkers new comfort fit headband for all day shooting, with a slim and compact folding design that takes up less space in your bag. These thin earmuffs were engineered from the ground up with the goal of having the lowest possible profile without compromising the hearing protection and amplification properties of the muff.