$8/pc; $15/2pc Do you smell any odor from the water outlet? Especially the thousand-year-old oil stains in the kitchen, the smelly food residue, the hair that goes to the water level in the bathroom! One can dissolve and has no odor! Decomposes hair, oil and food residues. Mild and no odor, no damage to pipes. The special foam can effectively dissolve the hair, oil and food residues in the pipe, and can also remove the black stains and sticky substances around the drain outlet to achieve deep cleaning. The foam texture increases the time it stays in the pipeline, and the effect of dredging once can last at least half a month. How to use: Super simple, shake well, squeeze the foam into the drain pipe, wait for 30 minutes, rinse with clean water, and the pipe will become smooth in an instant.