Rosin resin SOR138 ni resin glycerine resin yagenewe inganda zishyushye zishushe, zifite ibyiza byamabara yoroheje, ahantu horoheje cyane, ubukonje bwinshi no kurwanya ubushyuhe bwiza.By'umwihariko bikwiranye na EVA ishyushye yometse hamwe nubushyuhe bushyushye hamwe nizindi nganda.