These little bars are a fabulous zero waste option for your laundry. Not only are they simple to use, not harmful to the environment or our bodies, and easy to carry around (read here: toss one in your suitcase for your next trip or diaper bag, purse or glove box for everyday messes on the go), but they're also effective and versatile. Read on! This Stain Remover Laundry Bar works wonders on dirt, grease, blood (period underwear, ladies?), grass, poop (great for cloth diaper