🦈Note: Our shark flipper fins come in 2 universal sizes, women's sizes correspond to sole sizes 36-37, 38-39, 40-41; men's sizes correspond to sole sizes 42-43, 44-45, 46-47, please check the size of the shark slide soles you are wearing before purchasing, thank you. 🦈High Quality Materials：Shark slides accessories, made of high-quality PVC material, suitable for the first generation of shark slippers , the second generation of shark slippers and leaky shark slippers. 🦈The package includes: 2 pairs of shark slides fins accessories. 🦈Note：Due to manual measurement, please allow a difference of 1-2 cm. 🦈Excellent Service：If you have any questions, please feel free to contact us and we will get back to you soon. SPECIFICATIONS: Material: PVC Color: As Shown Package includes: 2 pairs of shark slides fins