| 摘要 |
A necklace mask is provided to reduce the danger of the lost due to a necklace type and to obtain ventilation and bactericidal action due to holes formed on the necklace. A necklace mask comprises a fixture and a rotating part fixing a line connected with mask and a rotating unit which are positioned inside the necklace in which the principles of the code rewinder are applied; a button for arranging the line connected with mask; an earring(b) for putting out it by using a handle when a mask is put; a non-woven(f) adhered to the part where mouth and nose of mask contact; and a velcro tape(e) adhered to the central part of mask. |
