LOCK FASTENER

[Object] To provide lock fasteners that can be easily manufactured to have great fastening ability. [Solution] A lock fastener includes a touch fastener and a base member insert-molded to the touch fastener. The base member is formed with a space adapted to be filled with a resin material at a time of insert-molding, and the space includes an opening - formed in a surface of the base member The opening - is surrounded by a peripheral wall part of the surface The peripheral wall part is adapted to abut a base of the touch fastener at the time of insert molding and to serve as a bank for preventing the resin material filled into the space 32 from leaking.