Keep Your Drains Clear & Odor-Free for All Year Long (Prevent future clogs and eliminate smelly odor) Drain Sticks are used for preventing clogs, eliminating smelly odor, not for unclog the clogged drains. Drain Sticks can eliminate embarrassing odors from drains and prevent clogged sinks. It's suitable to use in any drains in your home, just drop one stick per month. The drain sticks keep your kitchen, bathroom and utility drains clean of buildup and odor. The drain stix breaks down and digests organic deposits and grease buildup and safe for plumbing and septic tanks. No more clogged or smelly drains again. Save Money and Save Time 1pc of Drain Stix works for one month. The drain stix takes less money and less time to keep your drains clean and odor-free all the time. From now on, say goodbye to expensive plumbers, complicated drain snakes and other plumbing tools Used For Any Drains in Your Home One piece is 3.94 inches long, thin and round style, suitable for both plastic and metal drain pipes. Simply and easily to use, just droping it into the U shape of drain. 100% safe for kitchen, vanity, bathtub, shower, wash b and toilet bowl sewer drainage outlet. Safe for Family The drain deodorizer cleaner is unstained and undyed, is health product for household. 100% safe for home kitchen, vanity, bathtub, shower, wash b and toilet bowl sewer drainage outlet. Packaged included 12pcs *4, total 48pcs.4 colors. Smart Tip Please clean the drains if they are badly clogged before using drain sticks. One piece for one drain is enough, DON'T put more in one drain, otherwise it may cause a clog. Some may be broken during transportation, we are always here to support. Warning: Keep Drain Clean Sticks away from Children.