olo board
Long, thick, narrow, finless surfboard, usually built from wiliwili wood, thought to have been used exclusively by pre-20th-century Hawaiian royalty. The largest of the three olo boards in Honolulu's Bishop Museum is 17 feet long, 16.5 inches wide, nearly six inches thick, and weighs 168 pounds. The olo board is convex on both sides. (For comparison, alaia boards, used by royalty and commoners alike, were between seven and 12 feet long, slightly wider than the olo, mostly flat on deck and bot...