Overview for 3M 1833 Ultra-Soft Tie-On Surgical Mask
3M's Ultra-Soft Tie-On Surgical Mask is designed for users with sensitive skin in a variety of environments and applications with its dye-free construction and soft inner liner.
This highly breathable tie-on surgical mask features a flat design with bi-directional pleats to increase comfort. It uses vertical ties and includes a medical grade, anti-fog non-woven strip over the wearer's nose; this reduces fogging of eyewear, an important safety feature. The Ultra-Soft Tie-On Surgical Mask is latex-free and uses a multilayer construction to protect the wearer: polyethylene inner web, polypropylene filter web, and a polypropylene outer web. The mask is also hypoallergenic and fiberglass-free. It has a filtration efficiency of >99% BFE (bacterial filtration efficiency) and >99% PFE (particle filtration efficiency).