Fin Pluma of Cressi Sub, ideal for freediving and scuba dive. The fins Cressi Sub are made with a patented moulding in 3 materials, which confers high-performance, extreme lightness and comfort. The shovel is made of polypropylene, lightweight and flexible, with ribs on the side in the reinforcement of a decline in the progressive, for a kicking powerful, smooth and not tiring. The housing of the foot is soft thermorubber, with inserts in anti-slip for optimal transmission of the efforts from the leg to the fin.