GBC BadgeMates Convertible Card Holders, Horizontal or Vertical Orientation, Clear, 25 Holders per Pack (3748071) Holds PVC ID cards Designed to be used in a secure facility using magnetic card readers Can be used vertically or horizontally Wear on a belt, around the neck with a lanyard, or clipped to clothing or backpack Dependable access to Smart Cards and other ID cards not capable of being slot punched