PURPOSE: To obtain the card-shaped comb formed like a card in a thin type by providing a first cover and a second cover like a plate corresponding to the respective teeth, in the comb of a both teeth shape in which first teeth and second teeth are placed back to back with each other.

CONSTITUTION: A comb 20 consists of a square both teeth shape in which first teeth 22 and second teeth 24 in which intervals of teeth are different are placed back to back with each other. A second cover 40 consists of a plate-like main body 32 provided with a recess 33 for covering the comb in a frame shape, and on the fitting side to the comb, a U-shaped notch 34 is provided. In the fitting part to the comb, a pair of arms protruded like a bar are provided, and in its tip part, a small hole 36 for inserting a screw 16 is provided. At the time of using first teeth 22, a first cover 30 for covering first teeth is rotated and moved, and operated so as to insert and hold second teeth 24 from both faces by a first cover and a second cover 40. When the cover is supported in a state that second teeth 24 are inserted and held from both sides, the part of an assembly can be used as substitute for a handle, and first teeth 22 can be used as a comb.