1840-5060 Vinyl Vertical Proximity Card Holder, 2.5" x 3.63" (Qty. 100)
 
These data/credit card size vinyl proximity card holders feature a lock-in slot that holds ID securely. Card "locks" in place when badge strap is inserted into slot.
 
Slot and chain holes for easy attachment
.020" thick vinyl front and back
Vertical, top-load format