True Ames High Pro 2+1 Futures Fins - Smoke( 3 Fin Set ) Futures Compatible Twins + FCS Trailer: One of our newest offerings, the High Pro Twin + Trailer was designed and developed in house here at True Ames after some extensive R&D. Constructed from high quality solid fiberglass, these fins are firm, stable, and excel at producing lift in a wide variety of conditions. These fins will provide down the line speed, power off the bottom and through the lip, as well as smooth rail to rail surfing.