This could also come under Green, eco, and ethical. Making shopping bags to cut down on the use of plastic bags. I have just made these two out of sweatshirts that someone gave me, which I don't like because they are too tight round the neck.
You could use any garment that you no longer want, they are easy to make. The instructions are here
morsbags The web site takes a few seconds to load.
Anyone with a machine can follow the simple instructions. I put an extra seam across the bottom corners to give them a flat bottom. If you use washable fabric they will last ages. You just have to remember to put them in your car when you go shopping.
Ilona