Instead of using plastic or paper bags, sew your own reusable fabric shopping bag!
Its not only very useful but also kind to the environment.
Materials:
Directions:
Step 1
First, assemble the strap of the bag.

Image Credit: sewingtimes via YouTube
Fold the seam allowance, then flip and press with hands.
Stitch the top seam twice with 0.2 and 1 inch down from the top seam.
Turn the bag inside out, then press with an iron, and sew with a 3/8 seam allowance.

Fold both sides of the body inward about 234 or the same as the edge of the handle.
Sew the bottom with a 3/8 allowance, then insert the handle and tuck it in the body.
Sew the top seam twice with 0.2 and 34.

*All these images are credited tosewingtimesvia YouTube.