Frequently Asked Questions

Running, cycling, motorcycling, skiing, snowboarding, and other outdoor activities.

NAROO F-Series Masks has several certifications from Japanese accredited institutions, including proving that the masks protect from particulate matter as small as 1.7 with a 99% rate of effectiveness.

NAROO Masks have several certifications from KATRI, including one that certifies the F.U+ Kid’s mask is safe for kids.

Based on expert opinion and approved by Allergy UK, NAROO’s F-Series products are unlikely to cause a reaction and may be of benefit for allergy sufferers and are suitable for use as part of an allergen management plan.

The medical mask is not sealed on the sides and will allow particles in. It will not let particles in through front. Many of our masks are sealed in the front and on the sides and will not allow particles in.

The F-Series has passed Safety Standard tests, which makes it safe for wearing. The F.U+ is additionally certified as safe for children. Many customers have enjoyed these masks on their children.

Any NAROO mask in the F-Series has a higher rate of effectiveness than an every day mask. They filter particles as small as 1.7 microns. The normal droplet is about 5 microns in size. Also, the mask is sealed on all sides, protecting the cheek areas, nose area, and chin area from incoming droplets. This mask can be used repeatedly and washed many times. It can also be used in your daily life and provides more protection than a regular cotton mask.

For more information, please click here. 

Our masks filter fine dust and particulate matter as small as PM1.7 (PM2.5 includes matters from 0 to 2.5 microns)

NAROO Masks do not have a filter and will not be damaged by mindful washing.

Please check out our how-to-wash instructions to best care for your NAROO Mask.

The nose clips, fit, and depending on the model, ear straps, in our masks help to fit the mask closely to the skin, creating a seal that prevents pollution, pollen, and other particulates from entering from the top, bottom, or sides. 

Please watch our how-to-wear video to learn how adjust your nose clip.

Smoke can range from 0.01 to 4 microns in size. Our masks protect airways from particles as small as 1.7 microns.

Because most health issues are caused by PM2.5, we have focused on those particles rather than gases or other toxins. Particles smaller than 2.5 microns are easily inhaled and directly absorbed into the bloodstream, which can negatively affect your health.

NAROO masks are designed specifically for sports people. That means we focus on the breathability of the mask and take the balance between oxygen intake and protection from harmful particles into consideration.

Our masks lines have different levels of anti-fog functionality. However, if the masks are worn correctly, your lenses will not fog up. 

Please watch our how-to-wear video to learn how adjust your nose clip for the best anti-fog functionality.

Exercising in the summer can be tricky business with the heat, sun, humidity, and insects. This is why NAROO has masks in several lines that keep you cool, controls humidity, are quick-dry, protects from UV rays, and protects from insects.

For more information, click here.

Half balaclava is better to wear for short distance, and full balaclava is good for long distances

The F.U Plus Copper is made of different fabric materials. Some polyester, some neylon, and some copper-infused yarns. The copper is bonded to the yarn through a process called ionic bonding. Due to this process, the copper will not break into particles that can be inhaled.