ScubaPro Jet Club finsOVERVIEW The Jet Cub full foot fin comes with an ergonomic foot pocket that lets you enjoy remarkable foot comfort while benefiting from impressive kicking performance. The fins big blade generates lots of power, while its vented design and three material construction help maximize thrust and maneuverability and minimize leg strain. Big blade generates a powerful response Three material blade construction optimises flex to achieve a high kicking