Radiansdpg62 dewalt interceptor folding earmuff folding, nrr 29db, yellow/black the dewalt interceptor*#8482; earmuff is a lightweight earmuff with unmatched performance providing maximum hearing protection. features high performance earmuff offers excellent noise reduction rating of 29 with maximum comfort. adjustable moisture wicking headband moves moisture away while providing cool comfort. lightweight design provides all day comfort. compact folding feature allows for easy storage and keeps dust and debris out of the ear cups. cushion padding on ear cups provides maximum protection from noise and maximum comfort. nrr 29 db