Zopangidwa ndi zinthu zapamwamba za polyurethane, zolimba kwambiri, zolimba komanso zolimba.Kukweza kwatsopano kopanda fumbi komanso kukana kukalamba, moyo wautali komanso kukana kutentha kwambiri, kopangidwa ndi polyurethane, kukana kuvala, kulimba kwamphamvu, kukana misozi, mphamvu yayikulu komanso kukana kukakamira Kukhazikika kwagalimoto.