Purewrist�, makers of a contactless payment and OEM transaction wristband, today announced the global commercial availability of its secure EMV-compliant, white-label payment platform, which recently received full certification from MasterCard. The wristband is based on NXP� Semiconductor's SmartMX� platform for highly secure and fast data transactions with billions of ICs serving banks and government program around the world. Additionally with NXP's MIFARE DESFire� solution, the wristbands can enable simple, secure access control, ticketing, public transportation, and brand loyalty.