The Star FF fins have different blade length depending on the size. The fins have a closed and orthopedic foot pocket. The design and materials of the Star FF fins make them ideal for both recreational diving and snorkeling. The thermoplastic rubber foot pocket has an orthopedic design that allows it to be used barefoot or with neoprene socks. The shape that wraps around the instep and the part above the heel have a differential thickness edge for prolonged use. The blade is elastic but soft even for beginners but thanks to the channels the performance is of a medium-high level. Using Channel Thrust technology, which deforms the channels during the flat phases, increasing the size of the blade and consequently the thrust. Available from size 36 to 48 in Black, Blue and yellow.