Durable, light and affordable fin, ideal also for intensive use in Diving Centers. Stratos 3 passed the most extreme stress and anti-shock laboratory test. The best all-around full foot fins for diving. With the power for scuba diving and the sleek lines of a snorkeling fin, the Stratos 3 is an excellent choice for warm water. Features: Torsion Energy Point - a 3-materials side rib area that helps the blade flexing. The bending point has been moved backward, allowing more powerful kick with less efforts, Ergonomic Foot Pocket - design and reinforced soft material allow a great comfort. The fin has to be worn bare foot or with sock, Grip Effect - special finishing inside the foot pocket ensures high stability, Blade made of strong and elastic technopolymers, 4 channel structure for a better water canalization along the blade, Side wings enhance swim performance and stability, Rubber side ribs in customized Aqua Lung compounds very elastic, robust, resilient, anti-scratch, Stretched right up to the heel lower sole, more comfortable to prevent cramps, Anti-slip rubber pads improve stability on slippery floor, Color: Black, Size: 36/37Colour: BlackSize: 36-37Made in: ItalyAge Group: AdultHeel Fins: Full FootType of Fins: DivingType of Fins: SnorkelingSelect Size: 36Select Size: 37Original Colour by Producer: Black