This document summarizes HID Global's FlexSmart MIFARE contactless smart cards. The cards use MIFARE technology, have a credit card thickness and size, and can be used for applications like access control, payments, and ID cards. They have encryption and authentication for security. Memory options include 1K and 4K versions, with multiple sectors to store multiple applications. Features include long battery life, durability, compatibility with card printers, and customization options.