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.
Chikwama cham'munda chimakhala ndi mbali zambiri, kutsogolo ndi kumbuyo, mbali ziwiri, ndi pansi. Katundu wapadera wa thumba lotsika limatsimikizira kuti ndizosavuta kunyamula katundu wambiri kapena zinthu zingapo. Chikwama chamtunduwu sichimangoganizira tanthauzo la thumba la pulasitiki, komanso limafotokoza bwino lingaliro latsopano, motero amagwiritsidwa ntchito kwambiri pamoyo ndi kupanga kwa anthu.
Matumba a mafupa amagwiritsidwa ntchito kwambiri m'mafakitale ogwiritsa ntchito mafakitale a tsiku lililonse, chakudya cha chakudya, mankhwala, thanzi, ambo, matekinoloje ndi minda ina;
Chikwama chikhocha, chomwe chimadziwikanso ngati thumba losindikizira pakati, ndi mawu apadera mu malonda ogulitsa. Mwachidule, ndi chikwama cha patsamba ndi m'mbali zosindikizidwa kumbuyo kwa thumba. Ntchito zingapo zikwama zokopa kumbuyo ndizokulirapo. Nthawi zambiri, maswiti omwe amasungidwa nthawi yomweyo komanso mkaka wa mkaka wonse amagwiritsa ntchito mawonekedwe amtunduwu. Chikwama chosindikizira chimatha kugwiritsidwa ntchito ngati thumba la chakudya, ndipo amathanso kugwiritsidwa ntchito ponyamula zodzoladzola komanso zowonjezera zamankhwala.
Chikwama cha zip chimakhala ndi mbali zambiri, kutsogolo ndi kumbuyo, mbali ziwiri, ndi pansi. Katundu wapadera wa thumba lotsika limatsimikizira kuti ndizosavuta kunyamula katundu wambiri kapena zinthu zingapo. Chikwama chamtunduwu sichimangoganizira tanthauzo la thumba la pulasitiki, komanso limafotokoza bwino lingaliro latsopano, motero amagwiritsidwa ntchito kwambiri pamoyo ndi kupanga kwa anthu.