Sponges are suitable for washing dishes, but also for other domestic needs. Foam layer gently cleans the surface, and abrasive layer effectively removes ingrained dirt.
Opportunity to choose the abrasive layer varying degrees of rigidity: the standard for sensitive (including Teflon) surfaces increases the scope of the sponges.
Durable connection between the layers.
                                  Abrasive quality.
                                       Long service life.