Features:
1.dustproof,windproof,waterproof,this section is the mask.
2.Double check valve,increased respiration shun the use of.
3.Chang,lined with polypropylene composite filter.
4.Can effectively filter the exhaust and allergens in the air.
5.Source,dust,bacteria and other harmful substances.
Material:Polyester diving fabric
Color:As Picture Shown
size:one size
Package included:1*Cycling mask 
