Description Applications EC-2001 and 2001C silicone earplug is suitable for noisy environment covering home, dormitory, self-study room, travels, vehicles, airplanes and also in factories, construction site, bustling downtown areas. It is able to prevent noise from disturbing us, provide hearing protection and sound sleep to us, a best choice for household live and travel. Recommended Industry Sleeping, Studying, Working, Fireworks, Power tools, Hunting, Racing, Traveling, Festival, Industrial, Construction, Shooting, Lawnmowers, Motersport, Sports Features Pure silicone, which are very environmentally-friendly and innocuous Our silicone earplugs are made of extra-soft, lightweight silicone that seals the ear canal without pressure, reusable Vulcanization, not produce plastic articles by injection molding, so they are flexile Fixed umbrella shape for a snug fit while gently conforming to the ear canal Graduated design for ideal fit and optimized noise cancelling Easy to take in and out Regular size fits most ear canals Includes optional string to join the two together which helps to prevent losing earplugs Meet CE, ANSI and AS/NZS 1270 standards Noise reduction rating SNR:32dB NRR:26dB Packaging 1pair/polybag, 100pairs/inner box, 2000pairs/ctn Blister card, plastic box, color box or as per customer’s request