U.S. Divers Adult HingeFlex II Adjustable Fins UNISEX - US SIZE:M 4 - 8.5 / W 5 - 9.5 (S-M) often unforgiving surfaces

often unforgiving surfaces

Experience soft landing with the perforated midsole under the heel

polyester and nylon that's soft and breathable and has a bit of stretch

seamless fit

U.S. Divers Adult HingeFlex II Adjustable Fins UNISEX - US SIZE:M 4 - 8.5 / W 5 - 9.5 (S-M) often unforgiving surfacesU. S. Divers Adult HingeFlex II Adjustable Fins Product Description Experience optimum speed without fatigue with the Hingeflex fins. The Hingeflex fins incorporate Pivot Flex technology with a detached foot pocket and a webbed split fin designed to deliver power while reducing foot and ankle fatigue. With a compact design, the Hingeflex is a great travel fin that comfortably fins in your vacation luggage. Pivot Flex Technology The Hingeflex fin uses