MILWAUKEE® BOLT™ Earmuffs are designed to provide an adjustable and comfortable fit. These cap-mounted earmuffs feature an adjustable fit with their center-mount design. The earmuffs also allow for balanced wear with a 360⁰ rotating arm that can pivot to multiple stowing positions when not in use. The comfortable, pressure-reducing cushion helps eliminate pressure and discomfort for all-day wear. These earmuffs have the stated NRR to protect against hazardous noise and are CSA Class A certified. Our earmuffs are part of the BOLT™ System allowing users to secure accessories simultaneously. Certified for use with MILWAUKEE® Safety Helmets and Hard Hats.