The Seac Shuttle Flex are short 100% silicone swimming fins, suitable for training over longer distances. Shuttle Flex is also perfect for concentrating on the quality of your swimming technique. Thanks to the non-deformable silicone structure, the Seac Shuttle short fins never lose their shape and are not damaged by chlorine in the pool or by sea water, they can also be used for snorkeling. The softness of the fins allows you to flex your ankle and neck correctly and then push as far as possible. In this way it is possible to take full advantage of the entire surface of the Seac Shuttle Flex swimming fins ".