An applicator which has between a coating liquid storage chamber having a deformable and restorable wall portion and an applicator member positioned at a front end portion of an applicator body so that the coating liquid held by a capillary force is supplied to an object material a valve comprising a valve seat and a disc engaged with each other in a mutually sealed state so that an outflow of the coating liquid form the coating liquid storage chamber is prevented at a normal time, and which is adapted to increase the volume of the coating liquid storage chamber by a pressing force applied to the deformable wall portion and also to release the sealed state of the valve seat and disc and send out the coating liquid from the coating liquid storage chamber.
