Reusable Face Bandanas with Breathing valve, Protection against dust, pollen, irritant gas, haze, particulate matter(4pcs + 10 Filter)

Features

• Reusable Face Bandanas will help you breath in a cleaner, healthier way.
• The shell can be washed when they get dirty and the filters are replaceable.
• Shaped to increase sealing effect, and avoid the fog of glasses when breathing.
• The ear loops are easy to adjust so fit perfectly over your nose and mouth. Size can be adjusted to meet most people head type.
• Reusable Face Bandanas, with Breathing valve for Adults, Haze Dust Face Health Protection