Catalog number: 23253 Features: ● A medically-inspired mask that uses a 99% cut filter to provide thorough protection from viral droplets and pollen. ● Fits perfectly to the shape of your face while maintaining sufficient space around the mouth. ● The opening has been redesigned for greater hygiene. Uses: ● Protection against colds, PM2.5, pollen, viruses, etc. Specifications: ● Size: Regular ● Height (mm): 90 ● Width (mm): 175 ● Color: White ● Structure: 4 layers ● PFE (particulate filtration efficiency): 99% ● BFE (bacterial filtration efficiency): 99% ● Not individually wrapped ● Ear-hook type
