Quies - Foam Protective Ear Plugs (3 Pairs). A comfortable, effective barrier against loud noise. Whether at work (industrial equipment, production lines) or at play (concerts, nightclubs, motor sports), at some point we are all exposed to loud noises that can permanently damage our hearing.. Quies foam earplugs—with a noise reduction rating of 35 dB—let you block out harmful noise without cutting you off from the world. The anatomically-friendly design fits snugly inside your ear for a tight fit, while the soft, smooth, and flexible polyurethane foam ensures added comfort.. With two bright color palettes—fluorescent and disco—and a more natural flesh tone to choose from, there’s something for everybody!