The formula of Destop Liquid Drain Unblocker Gel completely dissolves all organic matter (hair, grease, etc.). It is suitable for all types of pipes (showers, sinks, toilets, etc.). Trust Destop, the No. 1 brand of drain unblockers*. *Destop No. 1 brand in sales volume of the Drain Unblockers market - GMS - France - Moving annual cumulative P11 2022 (source Nielsen)