3M protective mask + filters 7502

Features: - soft silicone body; - a thin layer around the nose for greater comfort; - the advantage of this product is that it can be worn much longer because it is made of a material that does not cause the glasses to sweat. Cool Flow exhalation valve that allows: - reduction of heat and moisture inside the mask; - eliminated valve vibration; - easy breathing. -2 pcs. active biological filters.-2 pcs. dust filters