Designed for all-day wear, these Klein Bluetooth Earmuffs NNR Rating feature padded ear cups and a cushioned headband, ensuring maximum comfort during extended use. The adjustable headband allows for a personalized fit, while the compact and foldable design makes them easy to store and transport. In addition to their Bluetooth capabilities, the AESEM1S Klein Earmuffs are engineered to provide excellent noise reduction, protecting users from harmful noise levels commonly found in construction sites, industrial settings, workshops, and other noisy environments.