Instructions for use: Wet a Loofah sponge or a plant-based sponge of your choice and rub the soap. Load the sponge well with the product. Good foaming and cleaning power. Reload regularly to clean very greasy dishes. Depending on the hardness of the water, the dishes may become slippery during washing: hold the items to be cleaned firmly. The Loofah sponge: It perfectly complements this solid dish soap: it cleans stainless steel, enamel or earthenware dishes, plates, cutlery, non-stick pans effectively and gently. Do not use this solid dish soap with a common synthetic sponge from the market, as it would gradually disintegrate. Use only a plant-based sponge like the one provided. Precautions for use: Do not use on aluminum (such as Italian coffee makers) or on tannin-rich woods like oak or chestnut. (risk of blackening and oxidation) Can be used for washing laundry (make a