MFF-5 Mask Black

A comfortable mask with 3D cut, adjustable earloop, headband, and nose clip ;

Premium Quality: Uncompromised Comfort & Protection. The MFF mask is our bestselling mask.

The mask has passed the ASTM F3502-21 Standard Specification for Barrier Face Coverings. The filtration efficiency of the mask is over 86% even after 50 washes, based on 70+/-20nm particles.

Test Report please see blow:
ASTM F3502-21 part 1
ASTM F3502-21 part 2

Washing instruction: https://3smask.com/g_q/ In how to “How to take care of the 3S Mask” section.

Want to get buy one second one 50% off?

 
1. Go to Contact us page.

2. Copy the following code ILOVE3S2022 to the “Masks want to order (Please include quantity) (optional)” field.

3. Fill in the style, sizes, and quantity you want to order in the same field and send the message to us.

4. Wait for us to reply with your invoice.

Only works on:
MFF-5 Black Size: M, L, XL ($12.98 each)
MFF-5 Grey Size: M ($10.98 each)
MFF-8 Black Size: M, L ($12.98 each)

For orders less than $70 we charge $9.98 for the shipping fee, you can also use our local pickup warehouse to avoid shipping costs.