RE: Actual volume of Isonics
I've just back from Dahab(Egipt) with my Isonic 101. For my weight 97 kg, I feel wery comfortable on this board, I sailed on NP RS6 6.2 (17-32 knots) and 7.8 (15 - 20 knots). The board is very fast and has a lot of control. The best fin size I found was 34-36 cm.