... non-allergenic and non-irritating. Comfortable, good noise reduction effect, 1.foam earplugs, soft,comfort, noiseproof feature, useful2..low cost, ... are reshaped, tapered and rolled small for easy insertion and expand to the shape of your ear canal, to five ... comfortable for long-term usage.7.color, as request8. for safety, protect, traveling,air or others. Foam earplug HK-1107A PACKED IN PLASTIC BOX