
Earmuffs designed for use with Klein Tools Full Brim Hard Hats Noise Reduction Rating (NRR): 26dB Soft foam ear cushions for effective acoustic seal and all-day wear Spacious interior for comfortable ear fit Designed with pivot positions on earmuff connector for in-use, stand-by, and storage positions Easy to adjust wire arms for customized fit Durable ABS plastic cup for rugged environments