Ukonde womata wa nsomba umapangidwa ndi ulusi wotalikirana kwambiri wa polyethylene monga zida zopangira ndipo umalimbana ndi dzimbiri.Imapindika ndikusweka pa kutentha kwa minus 30 ° mpaka 50 °.Wapakati moyo utumiki si zosakwana zaka 5.Amalukidwanso ndi ulusi woonekera bwino komanso woonda wa nayiloni, ndipo amamangidwa ndi miyeso ya mtovu ndi zoyandama.Imakhala yosawoneka m'madzi, imakhala yofewa komanso yolimba, imakhala ndi mphamvu zolimba komanso zopondereza, sizovuta kuthyoka, ndipo imakhala yolimba bwino.Abrasive, moyo wautali wautumiki, wokhazikika.