1. Tepu yehurema hwemhuka itepi gobvu, yakasimba, ine vinyl yakavharwa fiberglass tepi inofungidzira chaizvo huremu hwenguruve kana mombe mumapondo kana makirogiramu.
2. Eco-inoshamwaridzika PVC epurasitiki tepi inogona kupfuura Europe neUnited StatesROHS, En-71 uye 6P (isina phthalate) kuyedzwa kwezvakatipoteredza, PE epurasitiki tepi chiyero chakanyanya kukodzera musika weJapan nezvinowomesesa zvinodiwa zvakatipoteredza.
3.Rudzi rwekudzora chiyero tepi nekusunda bhatani pane iyo kesi iyo inoishandisa nyore.
4. Mhuka yekuyera tepi yakadhindwa mita kune rimwe divi, kg kuseri kweshure muChirungu neFrench. Iwe unogona kureva kune iyo mhuka mukomberedzo uye huremu hwakaenzana, kuti uzive huremu hwemuviri wemhuka.