KT Drifter SparkKeynote. An ultra stable, confidence inspiring foil board designed to make standing, balancing, and learning feel natural from the very first session. Intro. The Drifter Spark is designed as the ideal first step into foiling. The focus is static stability, easy balance, and confidence underfoot, so new or heavier riders can stand comfortably and learn board and wing control without worrying about takeoff speed. With generous width and carefully