React fins come with removable polypropylene blades.Spearfishing and freediving fins with removable blade in medium density Polypropylene, the length of the blade makes kicking easier and the moderate effort to move the fin allows excellent performance even for inexperienced spearfishers. Ergonomic foot pocket with differentiated hardness in synthetic rubber 60 shore heel collar, the fit has been designed to match with different types of foot, to achieve maximum comfort is recommended the choice of the boot with sufficient thickness to keep the foot firm inside. Equipped with a blade connection system and the thermoplastic step foot pocket.