Muhupenyu hwazvino, nekuenderera mberi kwevanhu kutsvaga kunyaradza uye kurerukirwa, zvakasiyana siyana zvezvigadzirwa zvetekinoroji uye dhizaini yakabuda. Pakati pavo, TPR (thermoplastic rubber) yakanyarara makanda, sechigadzirwa chine mazano matsva, yakafarirwa nevanhu vazhinji uye ...
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