Specialist ID Clear Horizontal Permanent Locking Plastic Card Holder Sold Individually

Specialist ID/'s Clear Horizontal Permanent Locking Plastic Card Holder.End Piece Snaps Permanently Into End Of Card Holder To Lock Cards Inside.Must Break The Holder In Order To Remove The Cards.End Piece Included And Comes W/ Slot & Chain Holes.Holds Two 30 Mil Cards Or One Proximity/ Prox Card Insert Size 3 3/8 X 2 1/8 (86 X 54 Mm)'