Toothbrush

A toothbrush having a handle, a head with oral care elements and a neck connecting the head with the handle, the toothbrush further comprising a base structure of the handle, the neck and the head being formed by a hard plastic component, said base structure of the handle being covered at least in part by a first soft plastic component, said head including a second soft plastic component and said neck including a through-opening wherein at least one section of a boundary wall of the opening is provided with an elastic muscle, wherein the opening is encompassed by two lateral boundary walls, one front boundary wall adjacent to the head and one rear boundary wall arranged adjacent to the handle, with the elastic muscle being provided only at one of the lateral, front or rear boundary walls, and wherein the opening has a width of between about 1.5 mm to about 7 mm between the two lateral boundary walls.