CHILDS 3 ply non-woven disposable mask is made of 3 ply non-woven material, it is healthy and safe for you to use. Breathable material and cute patterns, which makes it useful and fashionable. Special 3 ply non-woven design, provides some protections against dust, automobile exhaust, pollen, etc. Elastic ear loop, easy to wear and no pressure to the ears. Perfect for other areas where protection might be required. Protects against Bacteria and Dust. Non-Latex. ASTM F2100 Class 1 – 95% BACTERIAL FILTRATION EFFICIENCY – 10 PIECES BLUE/ 10 PIECES PINK/ 10 PIECES WHITE – Individually packaged.