Features: Face Mask (with earloops) *Non-woven materials. Fiberglass Free, hypoallergenic, excellent breathability, highfiltration, light weight. Aluminum bar or plastic bar with inner metal for adjustablenosepiece. Available in flat elastic, round elastic, latex-free elastic, etc. Ref. No.: HA-6001 *Huaan also supplied 2ply and 1ply face mask and more other colors face mask.