A waterproof packing includes: a core member including an electric wire
passing part inside and a contacting part for fitting to a mounting side
outside; and thermoplastic adhesive adhering to at least the electric
wire passing part and the contacting part, wherein the waterproof packing
adheres to an electric wire with the thermoplastic adhesive of the
electric wire passing part and the waterproof packing adheres to the
mounting side with the thermoplastic adhesive of the contacting part by
heating. A waterproof connector includes: the waterproof packing; a
connector housing for inserting an electric wire having a terminal
therein; and a packing receiving part of the connector housing, wherein
the waterproof packing is inserted in the packing receiving part as the
mounting side.