The difference between 100% organic cotton and 100% cotton lies in the way the two are grown and produced. 100% organic cotton is grown through environment-friendly practices without the use of chemicals, synthetic pesticides, herbicides, or other harmful substances.  On the other hand, 100% cotton is grown through conventional farming practices using the toxic materials mentioned above. Therefore, 100% organic cotton is more sustainable than its conventional counterpart.  To know more about their difference, you may read our related article: Organic Cotton Farming VS. Conventional Cotton Farming.