PURPOSE: A fastener including an air mesh is provided to improve connectivity with a molded product of a fastener by molding an air mesh with a blowing agent. CONSTITUTION: A fastener(120) including an air mesh comprises a ribbon layer(123), an iron powder resin layer(122), an air mesh layer(121), and a firmness reinforcing layer. Multiple hooks(123a) are formed on the lower part of the ribbon layer. The iron powder resin layer is attached to the upper surface of the ribbon layer by an adhesive. The air mesh layer is attached to the upper part of the ribbon layer. The air mesh layer is formed by interfusing a blowing agent. The firmness reinforcing layer reinforces firmness between air mesh layers.