Our Fast Acting Gel uses Biodegradable Ingredients to Tackle Unsightly Stains without Masses of Scrubbing and Leaves Your Loo Sparkling Clean with a Gentle Fresh Fragrance. Clever Ingredients: With biodegradable ingredients. Suitable for septic tank. Cleans, Freshens & Removes Limescale_x000D_ With Biodegradable IngredientsUsage Instructions: Directing the nozzle under the toilet rim, squeeze enough liquid to cover the bowl completely. Leave for a short time, brush above and below the waterline and flush. For optimal results leave for 10 minutes.CAUTION: KEEP OUT OF REACH OF CHILDREN.<5% Non-Ionic Surfactants, Perfume (Limonene)Produced for: EPC N.V., Industrieweg 3, 2390 Malle, Belgium. Ecover (UK) Ltd., Camberley, GU16 7AJ.