Kudoda byateguwe byari bizwi na nyirakuru kandi buri gihe baza kubafasha mu gukora ibintu by'ibanze, nk'ibirini, bitwikiriye kandi bitwikiriye. Ariko ibi ntabwo aribwo buryo bwo kuzigama cyangwa kudoda ikintu cyingirakamaro, ukoresheje ibisigisigi bya tissue. Kugeza ubu, ubwo bwoko bwurushoferi bugufasha gukora ikintu cyiza kandi cyumwimerere, canvas. Umwuga ni ingirakamaro kandi ushimishije, ukurura ubwinshi bwabo.