Hobie Cats are VERY popular.
catamarans are the most popular boats
There's no set material for catamarans. They can be built out of just about anything, wood, plastic, metals.
they do not float
Some do, most do not.
It depends how it is rigged. Modern ones can be singlehanded
Catamarans are good for sailing in shallow waters
Monohull, catamarans, and trimarans.
Catamarans.
Sea. It's a type of boat.
He was sailing around one of the poles.
20 knots upwind, 33 knots downwind.
Usually fiberglass or wood, but there are catamarans whose hulls are constructed of cement.