FDMT Protective Earmuffs - BlackFDMT protective earmuffs are used to protect hearing and reduce noise distractions in a noisy environment. They attenuate loud and harmful noise, without excluding other ambient sounds. The sound level is considerably reduced to promote sustained attention and concentration. The stretchable headband and the pivoting, cushioned ear cups allow a head adjustment for both children and adults. Comfortable, robust and foldable, they fit into the included