Huatehuate ht7902 silicone earplug with cord (blue)

Silicone material, rope length about 69 cm, earplug 3 cm;
noise reduction value (NRR) 25 dB, Christmas tree shape contour design, smooth surface, after anti fouling treatment, can be cleaned, wear health, safety, soft and comfortable, sound insulation effect is good;
improve sleep, concentrate, protect hearing;
it is a good helper for you to avoid noise interference in your home, dormitory, self-study classroom, travel by boat or plane, factory, construction site, downtown and other places.
shape: Christmas tree