Earplugs PIP Nano Bullet™ Compact Disposable Soft Polyurethane Foam Corded Ear Plugs (100 Per Box) NRR 28, NP267HPF310C 7100099034 Indicator light that notifies users Indicator light that notifies users when the glove is actively heating It has a highly visible 36 inch (91 uniform fit Black PVC cord for convenience and to prevent loss of ear plugs NRR 28 protection Applications Construction Applications Manufacturing Workshops Energy Nano Bullet™ Compact Disposable Soft Polyurethane Foam Corded Ear Plugs NRR 28 Perfect size for users with narrow auditory canals PowerSoft™ foam with optimal expansion recovery time perfectly adapts to smaller ear canals Soft and comfortable feel for all day comfort Easy to roll down to achieve a consistent