12 foot aluminum with pressure treated marine grade plywood then coated in weather guard and then coated in kiwigrip, boat has no leaks as of today deck weighs around 50 pounds and boat around 100 pounds, easy to put in and out of a truck with a 5 foot or more bed, new transom new interior paint job floats 2 people very well, I did it with two adults weighing 200 each and a big motor on the back and a big marine battery tons of fishing gear and a really big electric motor just fine, price firm