In 2012 we put Dane in a blue room with a block of foam, threw out the measuring tools, freehanded the outline, eyeballed the fin placement, ad had the ingredients for something completely diff eret. While the Sperm Whale is not for everyone, those with some wave knowledge and a penchant for challenge found an entirely di fferent groove. Best as a small wave board. No set length to ride this board, but generally ride this board shorter than you are tall