Abakiriya muri Amerika bakunze kubaza niba bishoboka kongeramo zippers kuruhande gusset gupfunyika kugirango wongere ukoreshe. Ariko, ubundi buryo bwa zippers gakondo burashobora kuba bwiza. Munyemerere menyekanishe kuruhande rwa gusset ikawa yimifuka hamwe namabati nkuburyo bwo guhitamo. Twumva ko isoko ifite ibikenerwa bitandukanye, niyo mpamvu twateje imbere gapset gapakira muburyo butandukanye nibikoresho. Kubakiriya bakunda ubunini buto, ni ubuntu guhitamo niba wakoresha amabati. Kurundi ruhande, kubakiriya bashaka paki ifite gussets nini kuruhande, ndasaba cyane gukoresha amabati kugirango uhindurwe kuko bifite akamaro mukubungabunga ibishyimbo bya kawa.