Why FFP2 Mask costs higher than KN95 & N95? We may found the FFP2 Masks costs higher than KN95 & N95 after we check the prices @ amazon.  Then, are FFP2 Masks better than KN95 & N95 Masks? The answer is yes. The most important thing is the FFP2 Masks can resist 94% Oil liquid & non-oil particles. While the N95 & KN95 Masks can only resist 95% non-oil particles.