Material: Food grade silicone+Nylon rope / PVC rope
Size: one size fits all
Certificate: SNR 28dB ; NRR 23dB; Class 4
Feature: bullet shape design, smooth surface, with rope design, easy to wear, anti-fouling treatment, it is hygienic, safe, soft and comfortable to wear, and has good sound insulation effect
Instructions for use
1. Take out the earplugs, hold the earplugs with one hand, and rub them into a thin strip;
2. The other hand lifts the ear to be inserted upwards and outwards (this is very important) and holds it. Then put the round head of the earplug toward the ear, slowly, gently and rotate it into the ear;
3. Hold the earplugs with your hands and fine-tune them to a comfortable position so that they are correctly positioned