an applicator for a meltable product comprising : a case , a reservoir for holding a quantity of the product , the reservoir having an outlet opening and being made at least in part of a thermally conductive material , heating device in thermal communication with the reservoir , and an applicator roller disposed in the outlet opening , wherein the applicator roller comprises a core composed at least partly of thermally conductive material and a layer of plastic material surrounding the core . an applicator in combination with an extraction gripper for gripping the roller , the gripper comprising two arms which extend substantially parallel to one another , each arm having a projecting finger positioned such that the projecting finger on one of the arms faces the projecting finger on the other one of the arms , the projecting fingers being located and configured to cooperate with the engagement elements of the roller in order to grip the roller .