Ilaphu leNylon Spandex ngumxube wezinto ezimbini ezahlukileyo: nylon, eyaziwa ngamandla ayo kunye nokuqina, kunye ne-spandex, ibhiyozelwa ngokungaqhelekanga. Olu lungiselelo olukhethekileyo lukhokelela kwilaphu elingamelanga nje ukunxiba kunye nokunxiba kodwa likwanikela ngokufanelekileyo okuhle okuhamba nomzimba. .. I-elasticity ye-spandex ivumela iimpahla ukuba zoluleke kwaye zibuyisele, zibenze ukuba zikhethe ukhetho olufanelekileyo f.