Minimize your every day carry with the CardNinja Super Slim Smartphone Wallet. Complete with a 3M adhesive backing, this wallet easily and securely attaches directly to the back of your smartphone or case. Made with an ultra durable and strong elastic fabric, the CardNinja Wallet can store up to eight cards such as your license and credit cards as well as some spare cash. No matter how you hold or store your device, it remains slim and accessible and the contents of your wallet stay safe. The CardNinja Wallet is available in 15 colors and patterns and works with popular phones and cases on the market including iPhone, Galaxy, Otterbox, Lifeproof, and many more. Carry more without adding bulk with the CardNinja Smartphone Wallet.