These 'razor' thin muffs 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. These new compact electronic muffs, specifically designed for smaller heads of Youth and women shooters, deliver the same impressive noise reduction you've come to expect from the razor Series. These are sure to protect your hearing, without interfering. Designed and engineered in the U.S.A. Walker's name and Walker's quality..