The classic capacitive screen is a dream for most users, but a nightmare for others, especially those who have sent an email to the wrong person or something worse. Anyway, this problem is easily solved with this cool credit card style stylus it works with the touch screen device and is easily stored away with all of your other cards for safe keeping!
Here is some information on the Cipher stylus;
Put some style in your stylus with Cipher. This wallet sized card is made of a capacitive material that will interact with any touch-screen device. The traditional stylus is hard to carry and easy to lose; Cipher lives in your pocket alongside your credit cards and driver’s license so it is never out of reach. It is the perfect solution for those text-happy moms or iPhone artistes.
Source [Cool Material]