Step up to a higher level of protection with our dual-layer, 100% cotton premium mask. The outer layer is woven cotton with SilverClear antimicrobial technology, a non-toxic EPA registered antimicrobial that neutralizes growth of bacteria, mold, mildew and fungus that may otherwise cause odor, discoloration or deterioration. The breathable cotton, adjustable nose piece, elastic ear-straps, and ergonomic 3D design, make this mask comfortable & stylish.