100 mask design removable caps are a cylindrical band 110 and band, key mapping goggles 120, its binding site for being fixed to lower band and goggles 1, for second dismountable ring (130, 140), and first, it is dismountable second first will pass through ring, the removable visor up and down on the second both sides, including a removable pin (151, 152), with a mask 150, first, for dismountable, being formed in second ring relative to the middle line of the goggles of front at one of each side is just, distance corresponding with width between the whole circumstances on the both sides of mask is formed to have. The present invention be inserted into the both sides that a removable pin is formed in mask and band for detachable connection ring the whole circumstances be fixed to sunshading board ultraviolet light lower part and be configured on its circumference by easy removable structure, fine dust there or pollutant protect the facial area of user from the advantages of effective means.
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