CCT CleantTek CS 280 1 - Hygiene Mask - It is designed to prevent infections in patients. It thus avoids the problem of catching any type of bacteria in the form of liquid droplets or aerosol. Filters used in this mask allow the wearer to breathe without causing any clogging of particles to the fiber. These filters are mainly made up of non woven fibrous material like wool or polypropylene. It has good bacteria and particle filtration efficiency. It is water and splash resistance.