You can't improve on a classic, but Fossil has refined the Derrick bifold with modern details such as sliding 2-in-1 slots, clear ID pocket and a special lining to help protect the Radio Frequency Identification (RFID) chips in your credit and debit cards from unwarranted scanning. Fossil leather products support responsible manufacturing via the Leather Working Group. Details Platform: Derrick Primary Colour: Brown Interior Material: 100% Polyester Interior Details: 1 Note Compartment, 2 ID Window, 2 Slide Pocket, 8 Credit Card Pockets Silhouette: Bifold With Flip ID Features Material: 100% Leather Measurements: 11.4 cm L x 1.3 cm W x 8.9 cm H Additional Product Features: RFID