Zipper kuyimirira thumba
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Zipper zabwino zimayimira thumba
Zipper kuyimilira thumba la thumba limatchedwanso chikwama chodzithandiza. Malinga ndi njira zosiyanasiyana zomangirira, imagawidwa m'makola anayi a m'mphepete mwa nyanja. Kulumikizana ndi m'mphepete mwa nyanja kumatanthauza kuti pali wosanjikiza wamba wamadzimalo kuphatikiza ku zipper pomwe phukusi la malonda limasiya fakitale. Mukamagwiritsa ntchito, kulumikizana wamba m'mphepete kumafunikira kuchotsedwa koyamba, kenako ipper imagwiritsidwa ntchito kuzindikirika kobwerezabwereza. Njira iyi imathetsa zovuta zomwe zipper m'mphepete zolumikizana ndizochepa ndipo sizothandiza kunyamula.