ELVEX® VALUEMUFF™ WELHB25 EARMUFF, DIELECTRIC, NRR 25, BLUE/BLACK, 1 PAIR VALUEMUFF ARE LIGHTWEIGHT AND ECONOMICAL. “SMART FOLD OUT” DESIGN SO MUFFS CAN BE COMFORTABLE WORN AROUND THE NECK WHEN NOT IN USE. AND SOFT SEAL CUSHIONS. WITH AN NRR OF 25, THESE DIELECTRIC EARMUFFS WITH A VIRTUALLY UNBREAKABLE HEADBAND PROVIDE ALL DAY COMFORT.