CATCH SURF FIN SETS ODYSEA SOFTBOARDSHigh performance Nylon Glass Mixed TRI THRUSTER SET Replacement fins for Odysea Stump (Tri), 54 Special and 2018+ LOGs (all sizes). Included three (3) high performance 4. 5" fins of fiber filled plastic for perfect mix of stiffness, flex and response. Catch Surf logos debossed on sides in natural color. Only compatible with Catch Surf's Hi Perf Fin System. QUAD 4 FIN SET Replacement fins for Odysea Skipper. Included four (4) high performance fins of