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COVID19 KN95 5 层呼吸器面罩（5 件装）
$36.86
$1.84
5-layer protective KN95 has a filter efficiency greater than or equal to 95%. FDA registered and CE approved, this mask features a comfortable ear loop, adjustable nose wire, 5 layers containing cotton, non-woven cotton, meltblown fabric, and a hot air filter cotton. It's filter can block out harmful pollutants, viruses, bacteria, and droplets (non-oil). Uniquely shaped to fit all faces with excess space to breathe easily. 1 pack consists of 5 face masks.
Description
5层防护KN95过滤效率大于等于95%。 FDA 注册和 CE 认证，这款口罩具有舒适的耳环、可调节鼻线、5 层含棉、无纺棉、熔喷布和热空气过滤棉。它的过滤器可以阻挡有害污染物、病毒、细菌和飞沫（非油）。独特的形状适合所有面部，空间充足，可轻松呼吸。 1 包包含 5 个面罩。
包括五层：
- 1.无纺布
- 2、热风过滤棉
- 3.熔喷布
- 4.熔喷布
- 5.无纺布
KN95 口罩的过滤性能被评为与 N95 同等有效。
