WEST BIKING Sport Face Mask With Filter KN95 Activated Carbon PM 2.5 Anti-Pollution Running Training MTB Road Bike Cycling Mask

Please Note：

Usually, one filter can be used for 30 days, It is recommended to change at any time during flu and heavy pollution periods

Anti-Dust Face Mask With Filter Activated Carbon Men Women Running Cycling Anti-Pollution Mask

Activated Carbon Dustproof Mask Are you now troubled by dust chemicals, smoke, and particles, Do you want to enjoy a free outdoor life? Common mask? It has no effect. Moving purifying respirator? It is large and burden That’s a good reason to buy this Activated Carbon Dustproof Mask. Refused to be a human vacuum cleaner, wear a dustproof,anti-haze mask. A Must-Have for outdoor activity Suitable for dust, anti-vehicle exhaust, anti-pollen allergy, PM2.5, for cycling, hiking, skiing and other outdoor activities