Frame:  All parts of the frame are made from high strength duraluminium (an alloy of aluminium, copper, magnesium and manganese), which makes it extremely durable and light. 

Hull: The hull is made of PVC. 

Floorboards:  The ladder-type floorboards are very strong.

Seats: They are made from wood but coated in padding so they are comfortable.

Steering: There are movable pedals connected to the ruddle.