StoreSMART - Peel & Stick Business Card Holder - Open Long Side - Archival Plastic - Heavy-Duty Sealed Edges - 25-Pack - TL20144-25 Front is crafted of crystal clear polypropylene Back is crafted of crystal clear permanent adhesive Overall size: 2 5/16" x 3 3/4" Inside capacity: 2" x 3 3/8" (will hold 5 business cards). Opens on the long side with a 1/4" lip.