Cressi Frog Plus blackgrey ML

Utilizes patented 3 material injection molding process that consist in a comfortable foot pocket rubber that extends up the side rails of the blade The dual density techno polymer which forms the blade combined with the third silicone based material creates a channeling effect The channeling effect enables a high level of energy to be transferred in both up and down strokes of the kick pattern Cressis patented foot pocket positioned below the blade This design increases the working surface area of the blade by 20 Features many of the great characteristics of a traditional paddle fin introducing a revolutionary blade material extremely durable and nearly indestructible