Kask Hearing Protection

Meets ANSI S3.19 / EN 352 / CSA A standards For use in environments with high noise levels, protects up to 27 dB Noise Reduction Rating (NRR) Work with KASK Super Plasma & Zenith helmets Also designed to fit helmets that accept the Peltor/3M style ear muffs *Adaptors Sold Separately* (ASIN: B017A7LPY0) but are included with the original Super Plasma Helmet packaging. With Zenith helmets the adaptors are built in