est mask to fight pollution, Protects against powders, pollen, dust, fiberglass, cement, heavy wind breeze and other. This product is Best suited for all outdoor and indoor activities like bike riding, highway driving, mountain driving, sports activities, trekking, cycling etc. The easy velcro mechanism makes it a very easy task to wear and take out. Elastic headband holds it in place::Breathe and speak normal. It comes with breathing holes and a vent to maintain and balance the air flow. The non-woven light material is an all weather fabric cutting UV rays, wind, heat, cold etc. Can be used at any place like office, workplace, home, outside etc. The comfortable and light weight design allows it to fold and fit inside pocket when not in use.