기능

• Breathing is easy and comfortable
• The overall surface area is almost doubled to achieve the same breathing level as the type with an exhaust valve.
• By enlarging the mask surface area, the inside of the mask is cool and comfortable even without a valve.
• Does not lose its shape due to moisture or breath.
• Soft Foam Nose Cushion and Contour Shaping for Comfort
• The pinchless molded nose bridge does not use a metal nose band, so there is no need to readjust and no discomfort.
• STABLE FIT PERFORMANCE
• Can be used for a long time to reduce costs
• The length of the string can be adjusted freely and can be hung around the neck when not needed