You can use an iPhone wallet to protect your iPhone 4 and store several credit cards. But if you don’t need a protective case, the following Poddities iPhone 4 money clip may be more suitable for you.
This is a small and practical iPhone 4 accessory designed to offer you an easy way to take your iPhone 4 or iPhone 4S and money or credit cards. The iPhone 4 money clip is made of stainless steel, and measures 3.6 x 3 x 1cm. Using the accompanying screwdriver and two screws, you can easily attach the money clip to the bottom of your iPhone 4 or 4S in order to keep your money and cards in place, and you can also clip your iPhone on your chest pocket, so you don’t need to worry about your iPhone falling out of your pocket. Apart from that, the money clip doesn’t prevent you from syncing or charging your iPhone.
Poddities iPhone 4 money clip is priced at $32.8 USD. If you’re interested, jump to Strapya World for more details.