The slightly smaller trailer fin allows for release while the upright side fins create solid drive and hold making them a great template for slopey waves as well as reliable and stable in the tube

call them what you will

Ryan Lovelace designed these fins to bridge the gap between a typical full size keel and a more upright late 70's style design

Lightweight molded pull tab

- Duro stretch knee pads

O'neill Thermo X Short Sleeve Rashguard Insulated Top SIZE:LARGE The slightly smaller trailer finSpandex,NylonSkin Cancer Foundation Recommended Product; UPF 50+ Ultraviolet ProtectionPerfect For Chilly Days When An Extra Layer Of Warmth Under Your Wetsuit Is NeededThermo X Layering Fabric Provides Incredible Insulation With Low Bulk And Quik Dry Properties220g Nylon Spandex Includes Water Repellency And Odor Resistance***Super Low Neck: No Interference With The Neck Of Your Wetsuit