All species are herbivorous, feeding on algae or films of spores on rock surfaces, Topshell has extraordinary colors and an extremely soft flesh. Mostly obtained from Black Sea, topshell is separated from shell in an extreme hygienic conditions and goes through washing and boiling units. After Quick Frozen process it is ready to export. Far East countries is the main market of that seafood. Claims are made that consumption of the product aids in the treatment of amnesia, and is consumed as an energy food.