Lesi sidlo sezilwane ezifuywayo esiphezulu senza kube lula ukufinyelela ukudla namanzi, okungasiza ukunyakaza kokudla kusuka emlonyeni kuya esiswini.Isisekelo esiphakeme esinerabha evimbela ukushelela senza izitsha zizinze futhi zingasheleli kalula.Kungavimba isilwane sakho esifuywayo ukuthi singaphusheli izitsha sichithe ukudla phansi.Isisekelo esiqinile, esiphakanyisiwe, nesisikhulu siyenza izinze ngenkathi amakati noma izinja zidla.