The organic cotton string bags in this range have been dyed using mother earths very own treasures. Ethically sourced, fair trade, eco-friendly. These 100% organic cotton, re-usable shopping bags are extremely strong and a perfect alternative to plastic bags.They can hold over 40kg in weight and scrunch up easily to fit in your handbag or pocket to keep with you or keep them in the car ready for next time. Machine washable at 30c