Kuunza zvipfeko zvedu zvemeso zvakapfava uye zvine mutsindo, zvakagadzirirwa kukwidziridza chimiro chako nekubata kwerunako rwakanatswa.Aya mafuremu anoyevedza ane rectangular anoratidza kusatya uye kunaka kusingagumi, achiaita chishongedzo chakakwana chechero chiitiko. Yakagadzirwa kubva kumhando yepamusoro acetate, magirazi aya anozvikudza akasimba chivakwa chinosimbisa kusimba pasina kukanganisa pakunyaradza.
