MARCEL VAN DEN EYNDE's Sinking Crumbs are, as the name suggests, sinking bread crumbs, the crumbs have been treated with a sweetener so that it sinks nicely in the water and remains in the feeding place, even on flowing canals and rivers. The sinking crumbs can be used in any fishing discipline. The red and yellow sinking crumbs give a beautiful color combination in a dark water.