... black 4.pack:500pcs/ctn. means:33*29.5*67cm id card holder,hard plastic card holder,pvc card holder,plastic ... business card holders,business card box,card sleeve,id card slee1.id card holder2.material:aluminium3.color:oxidize black4.pack:500pcs ... /ctn.means:33*29.5*67cmg.w:15kgs id card holder,hard plastic card holder,pvc card holder,plastic ...