These Jakar Artists’ Natural Sea Sponges are a great-value pack of this artists’ essential. Use them for dampening large areas, applying washes, lifting off patches, clouding and creating textures. You’ll find that natural sponges such as these are more absorbent than synthetic ones, as well as being less likely to damage the surface of delicate papers. The 10 sponges in this pack have an average size of around 4cm (1.5in) across, and come from sustainable sources.