These Chenille Washable Sponges are the perfect replacement for disposable sponges. Simply throw them in the washing machine or dishwasher and reuse. Allow Sponge to dry thoroughly between uses to maximize the lifespan of this durable and low waste kitchen cleaning tool.Size is approximately 3.5" x 5"100% cotton chenille fabricFilled with 1" thick, mildew resistant, washable, hypoallergenic foam made from recycled materials**Due to the recycled nature of our Washable Sponge filling, density may vary.**Do not use on sharp knives or objects.