Made with 98% natural ingredients and Ecocert certified, our Washing Machine Drum Cleaner is multi-functional: - It thoroughly cleans the washing machine and drains - It eliminates limescale and unpleasant odors Ultra-concentrated formula based on baking soda. 4 doses of use! DIRECTIONS FOR USE: - Remove any fabric residue and large dirt from the rubber seal. -Put a little cleaner on a cloth and clean the seal and the glass. -Pour 60ml of product (1 quarter of the bottle) into the detergent compartment. -Select the program with the highest temperature (ideally 90°C) and let the program run without interruption. Once the program is finished, the washing machine can be used normally. For best results, repeat cleaning every month. 250 ml bottle