First the drain snake loosens the clog then the powerful Drano gel clears it away. The 23 in flexible tool bends safely through your pipes and the Drano pro concentrate gel powers through the clog.Snake and thick clog-busting formula cut through standing waterUnique barbed design helps loosen clogEasy-to-use tool penetrates hard-to-reach clogsSnake tool manually loosens clog to help the gel power throughTool for added efficacyGets hard-to-reach clogsSafe on all pipes