Description Made of eco materials comprised of ultrafine fibers and particles The extreme sponge stain removing power is unstoppable. Don't contain any chemical ingredients, non-toxic, not hurt the skin. Only use clean water can remove stubborn stains simply,environmentally friendly. Cut optionally, applies to the convex and concave surface. Specification: Material: nano. Color: white. Size: 10 * 6 * 2cm. Note: There might be a bit color distortions due to different computer resolutions. There might be size errors due to different computer resolutions. Package include: 10 * White sponge erasers.