<p><strong> Product Name: </strong> Zihe Khaki KN95 Polyimide (PI) Protective Mask <br/> <strong> Product material: </strong> 100% polyester warp-knitted fabric + PIP aerogel film + lining <br/> <strong> Color: </strong> Khaki <br/> <strong> Model and specifications: </strong> Men's and women's styles <br/> <strong> Product Item Number: </strong> HYF-8A17 (male), YF-KZ23004 (female) <br/> <strong> Meets the standard: </strong> GB 2626-2019, KN95-2016, GB/T 8629-2017, GB 18401-2010 <br/> <strong> Validity Period: </strong> 5 years </p>