Single compartment clear vinyl with neck cord attachment holes.
Select one of three options:

• 1825-3000 - Nickel-plated steel crimp pin. Max. card 3 x 4” (76 x 102mm)
  
• 1817-3000 - Nickel-plated steel pin/clip combo. Max. card 2 7/8 x 4 1/8” (73 x 105mm)
  
• 1815-5002 - 6.5 Mil 3 hole. Max. card 3 5/8 x 2 15/16” (92 x 75mm)