Shotgunner ii low-profile hearing protector with cut away cup design for rifle and shotgun use. Easily adjustable for a comfortable fit. Folds for compact storage. NRR 24 decibels. The Peltor Sport Shotgunner ii low-profile hearing protector is compact, yet features a noise reduction rating (NRR) of 24 dB. Tapered cup design minimizes gun stock interference. Lightweight design for comfort and extended wear. Folds for compact storage.