Zipper e entsoe ka likarolo tsa ketane, li-slider, litopo tse holimo le tse tlase (likhoutu tse ka pele le tse ka morao), kapa likarolo tse notlelang. Lintho tsa ketane ke karolo ea bohlokoa, e khethollang ka ho toba matla a ho hula ka lehlakoreng la zipper.
Ka 1891, Whitcomb Judson (1846 ~ 1909) United States o ile a qapa zipper ho rarolla tšitiso ea lieta tse telele. Leha ho le joalo, boqapi ba hae ka nako eo bo ne bo shebahala bo fapane haholo le zipper ea hajoale
Matsatsing ana, mefuta e fapaneng ea li-zippers e fetohile karolo ea bohlokoa ea khothatso ho baqapi. Re tloaelane haholo le mokhoa oa ho sebelisa zipper hoo joale e seng e bonahala e sa tsebe letho joalo ka ho tsamaea.
Li-zippers li bohlokoa haholo ha u bapala ka masela. Joaloka setsebi sa "setsebi" se nang le mochine oa ho roka, ke mang ea e-s'o kenye li-zipper tse seng kae? Haeba u etsa liaparo tsa hao, mekotla, libethe, kapa esita le haeba zipper ea lesela kapa borikhoe ba setho sa lelapa e robehile.