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Chogulitsachi chili ndi zinthu zosiyanasiyana, kuphatikizapo chikopa chapamwamba, PU yolimba (polyurethane), nsalu yosinthasintha, ndi EVA yolimba (ethylene vinyl acetate). Chida chilichonse chimasankhidwa chifukwa cha mawonekedwe ake apadera, zomwe zimaonetsetsa kuti chikhale chokongola komanso chogwira ntchito bwino. Chikopacho chimapereka mawonekedwe okongola komanso apamwamba, pomwe PU imapereka njira ina yochepetsera chilengedwe komanso yopepuka popanda kuwononga kulimba. Zosankha za nsalu zimawonjezera kapangidwe ndi mpweya wabwino, zomwe zimapangitsa kuti chinthucho chikhale choyenera malo osiyanasiyana. Kuphatikiza apo, EVA imathandizira kuti chikhale chomasuka komanso chonyowa, zomwe zimapangitsa kuti chikhale chisankho chabwino kwa iwo omwe akufuna kukongola komanso magwiridwe antchito abwino.