Chikwama cha tiyi cha mbali zitatu choyimirira chili ndi ubwino woti chimagwira ntchito bwino kwambiri potseka ndi zinthu zophatikizika, chili ndi mphamvu zambiri, sichimataya madzi, chimakhala chopepuka, sichimagwiritsa ntchito zinthu zambiri, komanso chimakhala chosavuta kunyamula.
Kutseka bwino kwa thumba lotsekera la magawo atatu ndi kwabwino kwambiri, ndipo kumatha kuteteza bwino chakudya kuti chisaipitsidwe kapena kuwonongeka panthawi yosungira ndi kunyamula. Mtundu uwu wa phukusi nthawi zambiri umagwiritsa ntchito ukadaulo wotsekera wotentha, womwe ungatseke mbali zitatu za thumba, zomwe zimapangitsa kuti likhale malo otsekedwa kwathunthu kuti chakudya chikhale chatsopano komanso chotetezeka, kapangidwe kosavuta komanso kosavuta kutsegula, Lili ndi mawonekedwe obwezeretsanso kutsekera komanso kuteteza chilengedwe.
Ma phukusi ake ali ndi magwiridwe antchito apamwamba monga anti-static, anti-ultraviolet, blocking oxygen ndi chinyezi, komanso osavuta kutseka. Matumba oimika amakhala osagwira ntchito ndi mankhwala, owala. Ambiri ndi abwino kwambiri oteteza kutentha. Ndi opepuka komanso otetezeka. Amatha kupangidwa mochuluka komanso otsika mtengo.
Matumbawa ndi osinthasintha, othandiza, osavuta kuwapaka utoto, ndipo ena ndi opirira kutentha kwambiri. Matumba oimikapo magalimoto amakono ndi otetezeka komanso okongola. Chitetezo chilipo, Chingathe kutsimikizira chitetezo cha zinthu zathu panthawi yoyendera ndikuchepetsa zoopsa zoyendera. Nthawi yomweyo, thumba ili lili ndi kulimba kwambiri kwa kutentha, kukana kupanikizika komanso kukana kugwa. Ngakhale litagwa mwangozi kuchokera kutalika, silidzapangitsa kuti thupi la thumba lisweke kapena kutuluka, zomwe zimapangitsa kuti chitetezo cha chinthucho chikhale bwino.