AOK N95 mask is a very innovative brand of N95 mask. Its creative silicone sealing cushion effectively eliminates the discomfort of wearing masks and enhances the sealing, so it is highly sought after by many customers. Its’ manufacturer AOK Tooling Limited has passed strict NIOSH certification. Located in Shenzhen China, AOK mainly produce Niosh N95 mask, medical disposable protective suits and protective face shield.