Kunezinhlobo ezimbili zamasongo enjoloba. Izindandatho zenjoloba eziyinhlanganisela nezindandatho zenjoloba ezihlanzekile Izindandatho zenjoloba eziyinhlanganisela zenziwe nge-polyurethane ngaphandle nendandatho Yensimbi ngaphakathi. Izindandatho zenjoloba ezihlanzekile zenziwe nge-polyurethane eyodwa kanye nerabha, izinto ezahlukene zisebenzisa izindandatho zenjoloba ezihlukene nobulukhuni.
