3M 1427 Noise-proof earmuffs Multi-angle wearing method NRR27db Noise

Brand: 3M 1427 Wear at multle angles Noise-proof earmuffs

s volume: 1PCS/ package

certified product: LA Certification, Niosh Certification

Shelf life: 5 year

Efficacy: noise reduction rate ( NRR ) 27 Decibel, features can be worn and adjusted at multle angles.

use: Concentrate, protect your hearing, etc. It is a good helper for you to avoid noise interference in your home, bedroom, self-study claroom, travel by plane, factory, construction site, downtown area, etc.

A good partner of life, you see F1 The neceary earmuffs for the game.

Structure and function: The cup cover is lined with sponge, and the outer cirference is covered with imitation leather. The headband can be adjusted tightly, and it is hygienic, safe, soft and comfortable, and has good sound insulation effect.

Instructions for use:

1 , stretch the headband to the maximum '' turn on '' Position and over the top of the head to cover the cups;

2 Relax the headband and adjust the height of the cup until the headband can support the cup and the ears are comfortable;

3 The cushion of the earmuff should fit snugly to the head;

4 Adjust the headband to ensure proper tightening and effectively isolate the noise.

About shping
Shping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resoe the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.