WaterLine Clean is a new, fully biodegradable product, specially designed for cleaning the waterline, that ensures a long-lasting shiny effect. The product effectively disincrosta the boat's waterline and removes every trace of algae and any other kind of dirt. WaterLine Clean can easily be applied when the boat is in the water. Way of use: Spray the product evenly on the boat's waterline, let the product captures all the dirt and disincrosti accurately the waterline , then rinse with water. In the case of floating lines very dirty, retry the operation, and where necessary,use a brush or a sponge to remove excess dirt. Packing of 750ml.