• 专业革命性设计,与面部曲线出色贴合,省却调节鼻夹烦恼,超凡的舒适程度,带给你超出预期的呼吸感受,让佩带它成为一种安全与乐趣的并重的享受 • 高性能过滤效率,专业医学机构实验证明有效防护禽流感,SARS等病毒 • FFP2的过滤效率 • A revolutionary design bringing an unsurpassed seal and cancelling the nose bridge Extreme comfort for higher work safety and pleasure • According to authoritative studies, it is approved to be protective against virus of SARS, Avian Flu, etc • FFP2 filtering rate
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