Dynamo Professional 7 in 1 Discs have been developed to conveniently remove even the most stubborn stains. With its 7 actions combined in four advanced gel formulas, each DISC delivers superior results first time to give deep clean, tough stain removal, whitening, brightening, clean & fresh scent, fabric care and fast clean. Just throw the Disc directly into the drum where it dissolves and starts acting immediately on contact with water, even in cold.