Featuring a 2 Layer filtration system. The Alan Jones Clothing Protective Mask is a reliable outdoor companion, The outer layer keeps dust particles away while the inner layer manages moisture. Our outdoor masks are carefully designed to be used during all weathers and promise maximum utility and breath ability in any weather condition. These cause no heat build up and eye wear fogging. One mask fits all. Easy to wear and adjust. This mask is a washable face mask and can be reused and washed.