- Description Everyone knows that Marseille is a great hand laundry soap, but it can be used perfectly in the washing machine. ADVICE FOR USE For a load of 4/5 kg. of laundry: Delicate washing at temperatures below 40 ° C: Dissolve 20 grams (2 tablespoons) of soap flakes in a little hot water, load the dosing ball and insert it into the basket, proceeding with the normal washing program. Washing at temperatures above 40 ° C: Put 20 grams of soap flakes (2 tablespoons) into the dosing ball, insert it into the basket and proceed with the normal washing program. For particularly dirty clothes or very hard water, increase the quantity up to 30 grams. Tips: We always use the dosing ball, this will allow the soap to be evenly distributed in the basket, increasing the washing efficiency (thus using less product) Particularly soiled items can be rubbed with soap before putting them in the washing machine With soap flakes we can quickly prepare an excellent liquid soap, to be used also as a shampoo: dissolve 1 tablespoon of flakes in 250 ml. of hot water, and keep it in a clean bottle to prevent the soap from decomposing easily, you can perfume it with a few drops of essential oil Clinically tested product under dermatological control with alternative methods, without resorting to animal testing in any way.