A wearable article is configured for providing payment information to a point of sale terminal during a transaction. The wearable article, in some embodiments, includes a band configured for wrapping around a body part of the customer and for carrying an electronic device. In some embodiments, the band has an attachment system for removably securing the band to the body part of the customer. The electronic device includes an energy storage element, a memory device, a communication device and a processing device. The processing device is configured for receiving a communication from the point of sale terminal requesting payment information for completion of the transaction. The processing device reads account information from the memory device and communicates payment information to the point of sale terminal. In some embodiments, the wearable article receives power from a field generated by the point of sale terminal.