Earplugs PIP Mega Flare™ Plus Disposable Soft Polyurethane Foam Ear Plugs (Box of 200) NRR 33, NP267HPF910 7000028971 Leather: Apply non coloured shoe oil Leather: Apply non coloured shoe oil or wax to the surface Rubber Base: Wipe with a damp cloth to remove excess dirt Response Time: 1 sec uniform fit Smooth closed cell outer layer that prevents debris build up Soft and comfortable PowerSoft™ foam supports all day comfort NRR 33 protection Applications Construction Applications Manufacturing Workshops Energy Mega Flare™ Plus Disposable Soft Polyurethane Foam Ear Plugs NRR 33 Consistent cellular structure for optimal expansion recovery time for a custom