A double scull is a rowing boat, in the row two. The " Double " means that there is a Scull, so that every oarsman operated two Skulls. In the double sculls there is no helmsman. The minimum weight for the boat is fixed to 27 kg. The double scull is a well -recognized by FISA and Olympic boat class. Since 1996 also lightweight races are held at the Olympic Games in this class of boat.