USC S-7905 - MAX LITE EARPLUGS - CORDED - HOWARD LEIGHT RECOMMENDED FOR LONG-TERM COMFORT AND THOSE WITH SMALLER EAR CANALS. HANG Y EAR PLUGS AROUND Y NECK AS YOU TAKE THEM IN AND OUT. NRR (NOISE REDUCTION RATE) : 30 DECIBELS. POLYURETHANE FOAM CORD: PVC...