Thread needle with two strands of embroidery thread. Starting from the inside of the bag, sew on one of the green buttons.
Sew on the second green button next to the first.
Sew the pink button on, between and below the two green buttons.
Tie off thread behind the pink button on the inside of the bag and trim excess thread.
Sew running stitches and both sides of the pink button for the whiskers. Tie off each whisker with a small knot inside the bag.
Add a little glue to each spot where the stitches begin and end.