Assorted Case of 12 Sponges - 6 of each pattern Our favorite way to deep clean. Our RE:Usable Sponge is not only effective, it also stays fresh given its charcoal infused center. When it starts to look a bit tired, drop them in a mesh bag and machine wash. Air Dry and Repeat. Quick Dry Stays Fresh with our Charcoal Infused Foam Durable Machine Wash Air Dry All-Purpose Size Sustainably produced