Universal Office Products 81003 Self-Adhesive Two-Prong Paper Fastener Base and Compressor Sets, 1" Capacity, 2.75" Center to Center, Silver, 100/Box
$11.75
Give any file folder the power to securely hold punched documents, just peel and stick on this sturdy fastener. Great for use in binders or brief covers or for posting papers on bulletin boards, too.