Purdue Boilermakers Sparo Genuine Leather Bi-Fold Brown Wallet. This Purdue genuine leather wallet is handmade from top grain cowhide is embossed with the Purdue logo emblem on the front bottom right corner. Made to fit all your card needs this Boilermakers wallet features 6 card slots, 2 slip pockects, and 2 bill compartments. This wallet also includes a removable ID holder with 2 ID windows. This Purdue Boilermakers wallet features Sparo RFID blocking materials to block RFID radio frequency signals that are emitted from RFID devices within the wallet and thus keeps your information safe and secure. With the nylon stitching and inner lining, your favorite Purdue fan will surely love this being in his pocket showing off his Boilermakers pride! Officially licensed Purdue Boilermakers fan gear.