toughergun genuine leather magnetic front pocket money clip wallet rfid blocking(coffee) toughergun magnetic closure. you work hard for your money: that’s why we use 4 rare earth magnets (instead of 2) to hold on to your cash. we tested the rest and now you can buy the best. rare-earth magnets were developed in the ’70s and are made from alloys of rare earth elements. they are the strongest type of permanent magnets. we made this one ourselves: after testing the competition we knew we had to develop our money clip. finding the right factory wasn’t easy but once the prototype was completed we knew we had a winner using full grain napa cow leather, detailed stitching, and secure card slot holders. size and features: the wallet is 4”x 3” and fits nicely in your front pocket. comes with 3 card slots, 2 larger slots, and an i.d. holder. rfid blocking wallet: tested for 13.56 mhz frequency in which the credit cards operate.125 khz proximity cards, rfid signals are not blocked.