Our eco-friendly cellulose pop-up sponges replace foam and plastic sponges for dishwashing & cleaning but with the same function that most are used to. They magically expand in size with water to work like a dish sponge, but without the plastic waste! Sold in 3-packs: one blue, yellow, and green sponge. Mother Earth Approved: Cellulose is made from wood pulp and 100% compostable. Care Instructions: Rinse, squeeze, & place in a dry spot to allow water to drain in between uses. Submerge in boiling water for 5 minutes to disinfect or pop in the End of life: Cut up & compost. Packaging: Kraft paper sleeve with UPC.