Any proprietors or managers of any theater or other place of amusement, which exhibits or gives any entertainment, called or known as a trapeze performance, shall provide and use in every case of such performance, and keep properly stretched and in place, suitable netting or other like adequate protection under the performer, which shall secure the performer from personal injury in the case of accidental fall. The provisions of this section shall not apply to circuses or other shows wherein such performance is performed on apparatus which is suspended over soft earth and sawdust.