Iyo mbiri-layer yakachena hwindo igirazi-layer hollow girazi, ine yakanaka yekuisa chisimbiso uye kupisa kwekudzivirira kuita.Zvinoenderana nechimiro, inogona kukamurwa kuita denderedzwa kumucheto uye sikweya edge yekuchenesa mahwindo;Zvinoenderana nenyaya, inogona kukamurwa kuita: yakaumbwa furemu yekuchenesa hwindo;Aluminium alloy furemu yekuchenesa hwindo;Stainless simbi furemu yekuchenesa hwindo.