Speedo fins speedo medium blade fin peacoat volcanic orange arctic glass all-purpose training fins built for fitness swimmers who mean business. Our all-purpose medium blade fin is ideal for fitness swimmers looking to build leg strength and speed. Its soft, natural rubber design is engineered for comfort and includes an open-toe pocket. Ideal for use during speed work, drills, and technique sessions. The medium blade length strikes the perfect balance, helping you build leg strength and tempo without overloading your kick. Stronger legs, faster splits. Natural rubber open-toe pocket medium blade drill & technique work fitness training 3 key features soft natural rubber construction made from soft natural rubber, these fins flex with your foot rather than fighting against it. That pliability reduces strain on the ankle and knee during longer training sets. You get the resistance you need without the discomfort that harder materials can cause. Engineered foot pocket the foot pocket is specifically engineered for comfort, holding your foot securely without creating pressure points. The open-toe design accommodates a wider range of foot shapes and reduces the chance of blistering. Whether you are wearing a thin pool sock or going barefoot, the fit stays consistent. Medium blade for all-purpose training the medium blade length is the go-to choice for fitness swimmers looking to build leg strength and tempo. It provides enough propulsion to challenge your kick without encourag...