ERS4 Swim Fins BLK/YW Tip Size:Medium-Large The concaves two and four's

The concaves two and four's main duties are stabilization and engagement on the wave face to prevent sliding out while optimizing the velocity of water flow throughout the more centered surface area of the board to produce maximum hydrodynamic flow resulting in the most proficient channel system ever created by Empire

The result is a faster

The crescent tail allows the rider to comfortably sit inside the rails of the board

we are able to express the complexities of human nature through songs

Leash and Plug included

ERS4 Swim Fins BLK/YW Tip Size:Medium-Large The concaves two and four'sERS4 Swim Fins uses a proven fin design that's been refined with high performance rubber that offers optimum thrust, power, and comfort. ERS4 feature: Comfortable foot pocket and "v" ankle strap Functional toe exit drain hole Traction Foot Pocket Explosive Power Made of Natural rubber that floats well in the ocean. SIZING: SMALL MENS 5 6. 5 WOMENS 6. 5 8 MEDIUM MENS 7 8. 5 WOMENS 8. 5 10 MEDIUM LARGE MENS 9 10. 5 WOMENS 10. 5 12 LARGE (11 12. 5) X