Igikoresho cy'Ibanze: Agafuka k'Ukuboko Umwandiko w'Igitabo: Butterfly Effect ni agafuka k'ukuboko gakoresha imikorere myinshi, gakozwe mu ruhu rw'inka rwiza cyane rwo mu bimera. Aka gafuka gakozwe n'intoki kandi gahuza imiterere y'imibare y'imiterere (geometrical shapes) mu mabara abiri. Ibyuma bya zahabu (gold rivets) bihuza ibice by'imiterere, naho ikizirikanwa cya magneti kihishe (hidden magnetic snap) gituma gafungura kandi gafunga mu buryo bworoshye. Imikorere yo kuzinga no kwaguka ihindura ingano n'imiterere y'aka gafuka, bigatuma gashobora gukoreshwa nk'igikoresho cyo mu buzima busanzwe, agafuka ko ku bitugu, cyangwa nk'agafuka gato (clutch) mu birori byo mu mugoroba. Harimo n'agasachi gakuka (removable pouch) gakozwe mu ruhu rw'intama (chamois leather). Umupini w'uruhu ufite unyuzi (chain) utuma aka gafuka gashobora gutwarwa ku bitugu.
Izina ry'umushinga : Butterfly Effect, Izina ryabashushanya : Ipek Cetinkaya, Izina ry'abakiriya : Ipek Cetinkaya.
Igishushanyo cyiza nuwatsindiye ibihembo byubushakashatsi mumarushanwa yo gupakira. Ugomba rwose kubona ibihembo byatsindiye abashushanya ibishushanyo mbonera bya portfolio kugirango umenye ibindi byinshi bishya, bishya, byumwimerere kandi bihanga ibikoresho byo gupakira.