| Customization: | Available |
|---|---|
| Type: | Earmuffs |
| Material: | Plastic/Sponge |
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Brand:3M 1426Anti-noise earmuffs
MOQ:20Piece(1 Case)
Product Certification: LA certification, Niosh certification
Shelf life: 5 years
Function: Noise reduction rate (NRR) 22 dB
Application: concentration, protection of hearing and so on. Is your home, dormitory, self-study classrooms, travel boat travel, factories, construction sites, downtown areas from noise interference is a good helper, is your healthy life good partner, but also you see F1 race essential ear caps.
Structure and function: cup cover lined with the sponge, leather bag with the outer edge, headband adjustable elastic, wear health, safety, soft and comfortable, sound insulation is good.
Instructions for use:
1, the headband stretched to the maximum "open" position and across the top of the head, the cup cover the ears;
2, relax the head hoop back, adjust the cup height until the head hoop can support the cup, and ears feel comfortable so far;
3, the earmuffs should be tightly fit the head;
4, adjust the headband to ensure the correct hoop, effectively cut off the noise.
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