Mbale zodyera agalu zimapangidwa ndi chitsulo chosapanga dzimbiri chokhala ndi ma BPA aulere a silicone oyima.Chivundikiro cha mbale chimagonjetsedwa ndi chikoka chilichonse chakunja komanso chotetezeka kwa chiweto chanu.Ngakhale mbale zogwiritsira ntchito mosalekeza zimakhala zonyezimira, zowala komanso zowoneka bwino kwa Ana agalu kapena amphaka