The thick bleach formula in Drano Max Gel Clog Remover cuts right through standing water, clinging to your toughest clogs to blast them fast. It works great to remove hair, soap scum, and other gunky clogs. Safe for garbage disposals, bathroom, kitchen and other drains, like laundry sinks.• Formulated thick to dissolve the tough clogs fast• Maximum strength for even your worst clogs• Cuts through standing water and dissolves tough clogs fast• Contains an ingredient to protect pipes from corrosion• Fast acting formula works in 15 minutes• Can leave in drains overnight• Safe for garbage disposals, bathroom, kitchen and other drains, like laundry sinks