Klein Tools Hardhat Earmuffs, Cap Mount, None, 27 NRR dB (60532)

Hardhat EarmuffsDesigned for use with Klein Tools Cap Style Hard Hats and Safety HelmetsSoft foam ear cushions for effective acoustic seal and all-day wearSpacious interior for comfortable ear fitDesigned with pivot positions on earmuff connector for in-use, stand-by, and storage positionsEasy to adjust wire arms for customized fitDurable ABS plastic cup for rugged environmentsNRR (noise reduction rating) for these earmuffs is 27dB when paired with Klein Tools Cap Style Hard Hats, and 26dB when paired with Klein Tools Safety Helmets