The Eco Egg Detox Tablets are used to deep clean your washing machine before using the ecoegg Laundry Egg. They are proven to remove build up of limescale and soap scum, clean pipes and remove odours. Use once a month to keep your washing machine in good working order. How to use Unwrap one Detox Tablet and place it in the drum of your empty machine with no clothing and then run your hottest wash cycle, preferably at 90 degrees. ContainsSodium Carbonate