Aibhokisi yeziphuluhlobo lwebhokisi yokupakisha ebonisa umtya ekulula ukuwuvula okanye umgca wokukrazula, uhlala ufana ne-zipper. Olu luyilo luvumela ufikelelo olukhawulezayo nolungenamgudu kwimixholo yebhokisi ngaphandle kwesidingo sezixhobo ezifana nezikere okanye iimela. "I-zipper" ingaba ngumtya wokukrazula kwangaphambili odityaniswe kwikhadibhodi okanye i-zip mechanism eyongeziweyo. Olu phawu luphucula amava e-unboxing kwaye lunokwenza kube lula ukuphinda uvale okanye usetyenziswe kwakhona.