Speedo Unisex -Triathlon adult rubber swim training fins, long blade. Brand:Speedo. Size: Men’s shoe: 7-8. Women’s shoe: 8-9. New with Tags/ never worn. Long blade provides extra power and force. Helps elongate the kick and produce extra power and speed. Soft foot pockets for extended comfortable wear. Made from a soft flexible rubber for optimal flexibility and comfort. The fin size corresponds with fin tip color. Non smoking/no pet home.