They are compostable when worn out.
Swedish Dishcloths can be cleaned in the washing machine or in the top rack of the dishwasher. Alternatively, they can also be boiled or microwaved (when damp) for one minute. Hang over the faucet or lay flat to air dry.
Invented by a Swedish engineer in 1949, the rags are made of 100 percent naturally biodegradable cellulose or a combination of wood pulp and renewable cotton. They are superabsorbent, able to soak up 20 times their own weight in liquid