RETROKITCHEN 100% Biodegradable Dishcloth are made from cotton and cellulose. Not only do the dishcloths add some fun to the kitchen sink but they can also be used in bathrooms and to wipe over all household surfaces. Super absorbent and MACHINE WASHABLE. Simply put them in the compost or worm farm when worn out. PERFECT environmentally friendly addition to any household, helping to fight the war on waste!