Type: drain cleaners shape: solid Simply put into the sewer drain, special volume decomposition of stains to smell. Use one each month, a row is the amount of one year. Color : Blue Product Features : Drop and insert down the drain each month Prevent smelly pipes; stop odor at its source Breaks down and digests organic deposits and grease buildup Made of 100% powerful enzymes to keep your kitchen, bathroom, and utility drains clear of buildup and odor Safe for plumbing and septic tanks Packing: 12pcs/row Net weight: 70g Note : Transportation if broken, not a quality problem, can be used normally. feature: stocked, eco-friendly, package size: 1 pcs drain Sticks Pipe Tub Decontamination Sticks For Kitchen Toilet Water Tank Sewer Clean Bar Kitchen Cleaning Tools