Lezi zimbiza zenziwe ngezinto ezisezingeni lokudla, ezingasetshenziswa ukugcina ukudla, aziyigcini imvelo, ziyakwazi ukuphinda zisetshenziswe futhi zihlala isikhathi eside. Ikhwalithi yokucubungula yefekthri iqinile, futhi umlomo webhokisi usebenzisa ubuchwepheshe bokucindezela bekhwalithi ephezulu, okwenza umkhiqizo ungangeni moya futhi ulungele ukugcina ukudla. Izimbiza zilula futhi ziyaphatheka, futhi zingasetshenziswa ukugcina ukudla okufana namakhukhi nezinongo.