Nasi umumo owenziwe iphrofayili ongu-1.4*2.1mm kasilika ombozwe ngocingo lwe-litz olunocingo olulodwa oluyi-0.08mm nemicu engu-250, okuyidizayini eyenziwe ngokwezifiso.Ukuhlukaniswa kukasilika okuphindwe kabili kwenza umumo ubukeke kangcono, futhi ungqimba lukasilika olunqanyuliwe akulula ukuphulwa ngesikhathi sokusongwa.Izinto zikasilika zingashintshwa, nazi izinketho ezimbili eziphambili zeNylon neDacron.Kumakhasimende amaningi aseYurophu, inayiloni iyinketho yokuqala ngoba ikhwalithi yokumuncwa kwamanzi ingcono, nokho i-Dacron ibukeka ingcono.