How to wash/maintain the product ? February 20, 2019 13:51 Q²M Smoothie must be wash by hand only (30℃), with added Q²M TowelWash as detergent. Related articles How to wash/maintain the product ? How to store the product after use? What is the shelf life once opened? What is it ? Do I need to agitate the solution ? How to wash/maintain the product ?