Incompetech. Sized to fit the hexagons makes the long side 2.75" and the width 2 3/8". The diamonds are pretty easy to rotary cut from strips.
*I forgot to mention this about the Hexes: Starch is your friend! Two sides will be on grain - the other two will be on the bias. You really don't want these to stretch! Use your favorite method, but starch is important!
So once all the pieces were pieced. I had a top! Waiting for borders. It took about two weeks of hand piecing. Lots of movies, violin lessons, and ballet lessons.