MARES AVANTI SUPERCHANNEL The Latest Evolution In Channel Thrust Technology Three-Channel "Superchannel" Blade Selected Technopolymers, Forsuperior Performance Rugged, Durable Construction Orthopedic foot pocket Avanti Superchannel is designed for the diver who wants the perfect blend of power and efficiency in one fin. The new blade design with a large central Superchannel and two traditional lateral channels provide excellent thrust while maintaining hi-efficiency to reduce leg fatigue The blade is constructed of Tecralene® and Thermoplastic rubber for extended durability Orthopedic foot pocket with variable thicknesses provide superior comfort.