Aqualung Stratos 3 Full Foot Dive Finswith the highest quality materials, the Stratos 3 Full Foot Fin is the ultimate choice for divers seeking a reliable and durable option for warm water excursions. This fin has undergone rigorous anti shock and stress tests to ensure its longevity and performance in any underwater environment. Designed with a four channel structure, the Stratos 3 optimizes water flow along the blade to enhance swim efficiency and propel you through the water with ease.