Traditional Inuit kayak paddle.
The paddle is 7 to 8 feet overall.
The blades are 3.5″ wide at the tips and 2.5″ wide where they meet the handle.
The handle portion in the middle is 24-27″ long, 1.2″ wide, and 1.5″ thick.
Some other plans that are well worth viewing are the West Greenland style kayak paddle plans.