An excellent blend of power and efficiency. Due to the compact length of its blade, the Avanti Superchannel is an ideal full foot fin for travel and for dives in warm waters. Channel Thrust construction means theyre built with soft longitudinal inserts to allow a controlled deformation of the fin blade while kicking. This channel shape moves a greater amount of water resulting in more thrust for the same effort. Its orthopedic foot pocket is constructed with a variable thicknesses to provide superior comfort, while the blade is made of Tecralene and Thermoplastic rubber for extended durability.Features:Three channels for the Superchannel effectManufactured in Tecralene for superior performanceOrthopedic foot pocket