Make sure your Coffee maker stays clean using this eco descaling solution from DeLonghi. The plastic White bottle has a green screw cap that is easy to remove. Using this Descaler ensures perfect Coffee in every cup and increases the life of your Coffee machine. Working three times faster than traditional descalers, this solution is suitable for use with all Coffee makers. Best of all, it is and won't harm the environment. 16. 9 Ounce Capacity