The Three Network 24GB Data SIM is a prepaid option ideal for those who require high data limits while traveling in 71 countries. This limited edition card, included with 24GB of data for each month over the course of 24 months, is designed for use in vehicles and comes in a triple cut SIM format for ease of installation. With the option to top up credit, this SIM card from the United Kingdom offers reliable connectivity for on-the-go use.