3M1270 soundproof earplugs swimming waterproof earplugs anti-noise earplugs

3M1270 Christmas tree type earplugs with wire are silicone earplugs.
Christmas tree-shaped contour design,
NRR: 24dB; SNR: 25dB;
100 pairs/box, 5 boxes/box
orange, with cable and storage box.
Classification of
sound insulation earplugs There are 2 types of sound insulation earplugs.
1. Foam material foam material (not washable) Life cycle: about 2 weeks.
2. Silica gel material Silica gel material (cleanable) Life cycle: about one year.
How to use it
: Push up the upper ear corner and insert two-thirds of the earplug into the ear canal.
Press and hold: Press and hold the earplug for about 20 seconds until the earplug expands and blocks the ear canal.
Pull out: When you take out the earbuds after use, gently rotate the earbuds out.
Function and purpose:
Reduce noise, concentrate, protect hearing, etc. It is a good helper for you to avoid noise interference at home, dormitory, classroom, airplane, ship, factory, construction site, etc. Can also be used as swimming earplugs. Efficacy: Noise reduction value (NRR) 24 decibels, Christmas tree-shaped contour design, anti-fouling treatment, washable, hygienic, safe, soft and comfortable, and good sound insulation.