Le yi-bong ye-tube eqondile engamayintshi angu-20 enezinhlobo ezine zama-percolators.Kukhona i-perc yamasondo, i-Swiss perc, i-honeycomb perc kanye ne-finger perc.Ngakho-ke inesistimu yokuhlunga eyinkimbinkimbi, ekwazi ukupholisa phansi futhi ihlanze intuthu ishaye kahle.Ine-fat base nayo ngombala omhlophe we-jade, iyenza ime kahle.I-honeycomb perc inhle kakhulu ekusebeni umlotha nezinye izinhlayiya ezifihlwe entuthuni, isebenza ngamanzi ukuze ithole ukushaya okushelelayo emakhambi.I-Swiss perc inendawo eningi yokuxhumana nentuthu ukuze iphole.Futhi igumbi lapho isondo perc emanzini amiswe kahle likhuphukela emlonyeni womsebenzisi.Wonke ama-bong anezesekeli ezifanayo.