NRR:29dB
companiform earplugs,Waterproof,Anti-sandstorm and Bug-repellen.Soft and comfortable,Non-toxic,Non-irritant and reusable.
Good noise reduction effect.
Perfect for lasting comfortable.
Perfect for high noise level circumstance,swimming,surfing,racing,shooting,travelling,bathing,sleeping and studying.
TEL:86-0552-7288926
FAX:0086-0552-4076068
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