... , soft,comfort, noiseproof feature, useful2..low cost, all day protection with high attenuation and comfort3.plugs are reshaped, tapered and rolled ... performance in a variety of temperature and humilities.6.this earplug virtually eliminates pressure on the ear canal, making it extremely ... , as request8. for safety, protect, traveling,air or others. Foam earplug with cord HK-1106B