The muffs feature foam cushioned ear pads with a flexible and adjustable head strap.
Adjustable fit, sized to fit most. Noise Reduction Rating NRR of 23dB Foam Cushioned Ear Pads Flexible and Adjustable Head Strap Basic Safety Hearing Protection Shooting Earmuffs, 23 dB NRR, Black May be used for indoor or outdoor use.The Standard Hearing Protection Shooting muffs feature a Noise Reduction Rating NRR of 23dB, providing optimum protection.