The invention discloses a comb, which comprises comb teeth, auxiliary teeth and a comb teeth connector connecting the comb teeth and the auxiliary teeth. By connecting the comb teeth and the auxiliary teeth through the comb teeth connector, the comb is formed finally. When the comb is needed to be cleaned, only the comb teeth connector is detached, the comb teeth and the auxiliary teeth are takendown for cleaning respectively, and the comb teeth and the auxiliary teeth are rearranged after complete cleaning. Therefore, simple and convenient cleaning of the comb is realized.