A.agasanduku ka zipperni ubwoko bwo gupakira agasanduku kagaragaza byoroshye-gufungura umurongo cyangwa umurongo wamarira, akenshi bisa na zipper. Igishushanyo cyemerera uburyo bwihuse kandi butaruhije kugera kubisanduku bidakenewe ibikoresho nkimikasi cyangwa ibyuma. "Zipper" irashobora kuba ibice byabanjirije amarira byinjijwe mubikarito cyangwa uburyo bwongeweho zip. Iyi mikorere yongerera uburambe bokisi kandi irashobora kandi koroshya kwisubiraho cyangwa kongera gukoresha.