Speedo fins speedo dmc super fins green engineered with dmc’s pioneering silicone technology for fitness swimmers who demand comfort and speed. The speedo x dmc super fins are designed for fitness swimming, engineered in partnership with silicone fin pioneers dmc. Made from soft silform silicone, they provide maximum comfort, reduce fatigue, and increase speed with a gentle kicking action. Patented dmc reverse v rail rvr technology stabilises ankle roll, correcting kick torque for optimum speed, power and propulsion. A universal foot cavity makes for quick and easy on and off transitions from deck to pool. A super versatile fin built for serious fitness swimming. Silform silicone dmc patented rvr tech reduces fatigue universal foot cavity fitness swimming 3 key features silform silicone comfort constructed from soft silform silicone, these fins are engineered to reduce fatigue throughout your session. The material flexes naturally with your kick, delivering maximum comfort without sacrificing propulsion. It is a noticeable step up from traditional rubber fins for long-set pool training. Dmc reverse v rail technology the patented reverse v rail rvr technology is the engineering heart of these fins. It stabilises ankle roll and corrects kick torque, channelling your effort into clean, efficient propulsion. The result is optimum speed and power from every stroke cycle. Centre drain chute a drain chute runs along the centre of the fin’s underside for even water dispersion as ...