Lunatec’s dishcloths stay odor-and have less bacteria than sponges or cotton dishcloths. Plus,food debris easily rinses free. Meaning you don't need to wash them in a machine. Most importantly,they scrub with purpose to clean dishes,pots,pans,showers and more.Sponges and cotton dish rags get smelly because they don't dry allowing bacteria to grow. Nylon LASTS 3-4 TIMES LONGER THAN SPONGES because the material is durable and they don’t get smelly. Some customers report one dishcloth lasting them a year. BETTER FOR THE ENVIRONMENT because they last so long and use few raw materials. STAYS ODOR-becaue the material dries so fast. FOOD DEBRIS EASILY RINSES because of the material’s loose weave and can rinse out food and even cheese. SAFE FOR NON-STICK + CONVENIENT HANGING LOOP.