Sperian Foam Ear Plugs NRR 33 200 Pair/Box

The Sperian Foam Ear Plugs NRR 33 is the world's most popular polyurethane foam earplug, it offers superior noise blocking performance in a single use earplug. Its enhanced contoured shape is easier to insert and resists backing out of the ear canal, while its softer foam delivers superior long-wearing comfort, delivering solid performance that your workers can depend on. 200 pairs per box.