Product Description: Our Echo Friendly Microfibre Washing Up Sponge Pads are designs with honeycombed interior to boost airflow and keep it fresh longer between washings. It’s 100% effective JUST WITH WATER, however you can use it with washing detergents to clean up heavy grease and dirt, it’s washing machine safe. The product is deigned very smooth, but tough to last longer, so you do not need to replace it very often like most of the sponges. Be Smart, safe money & Environment. Product Size Each Sponge Measures: H:9cm X W:6.5cm X L:4.5cm (4" x 3" x 2")