Persil liquid Colour liquid detergent has a new bottle design and innovative formula that tackles tough stains, while keeping your colours vibrant. Find out more about how to use Persil liquid and the Stain Eraser Ball here! Easy-open flip top and spout for mess-free pouring. Easy-to-use range for brilliant cleaning results every time. Helps keep your colours vibrant.Improved colour formulation for better all-round clean. Best ever formula, bottle design and clever Stain Eraser Ball. One product deals with the toughest stains. Perfect for measuring exact dosage.