Efectivamente, no lo están.¿Se hallará debidamente homologada? Capaces, con tal de ahorrar costes de producción, de no ser así.
PLEASE NOTE: This is NOT a medical-grade mask and is not intended as a replacement for medical-grade personal protective equipment. If you need that type of equipment please consult a healthcare professional. This mask does not replace other recommended measures to stop the community spread of COVID-19, including social distancing, washing your hands and refraining from touching your face. This is not an FDA-approved product. This product makes no claims of antimicrobial protection, antiviral protection, particulate filtration or infection prevention or reduction. This product is not intended for use in a medical setting.