50 pcs children kn95 anti dust c-virus safety earloop baby kids mask face mascarilla corona mascara

big qty contact me for wholesale price , fast shipping ,send within 24hours we also have ce and ffp2 certificate n95 mask can isolate smaller particles, and fit tighter to the face, it is not easy to leak air from the periphery, and the filtration efficiency of particulate matter can reach 95% under standard conditions. the n95 mask is not a disposable mask. in this special case (resource shortage), it can be reused. but there are conditions: 4. it is recommended to replace it after usin...