He designed the original triathlon wetsuit , and founded wetsuit manufacturer Quintana Roo in 1987 .
Dan Empfield , the man behind Slowtwitch , competed in the first Ironman held on Hawaii 's Big Island , in 1981 .
Dan Empfield designed the original triathlon wetsuit , and founded wetsuit manufacturer Quintana Roo in 1987 .
Dan Empfield , the man behind Slowtwitch , competed in the first Ironman held on Hawaii 's Big Island , in 1981 .