US Divers Proflex FX Snorkel Fins - The US Divers Proflex FX Fin meets function with this beautifully designed full blade fin, which features dual composite material for superior snap and thrust. A soft and comfortable foot pocket has an easy adjustable strap for a custom fit, having a fin that is available in three sizes to accommodate your needs makes for a great swimming experience. . Bearing Grade: High Performance, Model Year: 2012, Product ID: 253345, Model Number: 256075, GTIN: 0053242216418