On the under end, fold the edge down about 1/2" and press.
Pic 1
Turn wallet right side out and press
sew 1/4" seam on the edge of the sewn edge.
Fold up 2 1/2" and pin **be sure you fold up on the seam side**
Sew 1/4 seam on the edge of the fold.
Pic 2
On the unsewn edge, fold up 5" and then fold back 2 1/2 Inches.
Press and then sew 1/4" seam at the top of the pocket like the other side. (See picture, I know it doesn't sound right.. lol)