World's Thinnest Wallet - Traveler Nylon Wallet by All-Et (With Large Passport Pocket) Nylon Traveler Wallet From All-Ett, makers of the world's thinnest wallets Thin as a dime, All-Ett wallets are ultra thin and more comfortable. Save yourself from back ache. Has large pocket for passport, room for 14 cards, and divided pocket for cash & receipts. Lightweight, water resistant, very durable rip-stop nylon Dimensions: 5 1/2" x 3 3/4" x 1/4"