This is the thinnest tri-fold wallet you'll find on the market. Four roomy, extra-wide credit card pockets hold 10-15 plastic cards, and there's a full-size billfold area inside. You will also find an extra-wide clear ID card pocket inside, as well as two oversized hidden storage pockets for the stuff you carry that we don't want to know about. The dimensions are 3 inches by 4 1/8 inches. 

Product Details:

• Up to 15 cards
  full-size billfold area
• 4 extra-wide credit card pockets
• 1 extra-wide clear ID/credit card pocket
• 2 oversized hidden storage pockets
• dimensions: 3" wide x 4⅛" tall (7.7 cm x 10.5 cm)
• 3/16" (5 mm) thin when closed!