bath-sponge
• (n.) A sponge (Euspongia zimocca) of flat form and fine quality, from the Adriatic, about the Greek islands, and the coast of Barbary.
Zi·moc'ca noun A sponge ( Euspongia zimocca ) of flat form and fine quality, from the Adriatic, about the Greek islands, and the coast of Barbary. 
The Zimocca (Euspongia zimocca) is a flat sponge of fine quality found in the Adriatic, about the Greek islands, and off the coast of Barbary.