Ukwakhiwa okuyingqayizivele okungavamile kakhulu ezindwangu ze-roller shade.Lokhu kwakhiwa kunikeza ukubukeka kwelineni okuthakazelisayo okufanelekile kokubili kwezentengiselwano nezindawo zokuhlala zasendlini.Ububanzi bayo obubanzi bemibala, nobubanzi bunikeza amathuba okuxhumanisa imigomo yedizayini eminingi njengobumfihlo, ukukhanya kwemini kwemvelo, nokunethezeka okushisayo.
