Green Gobbler Drain Clog Dissolver cuts through the toughest clogs to keep your pipes flowing properly. Our biodegradable formula dissolves hair, soap, toilet paper, personal care wipes and other organic materials. The high density biodegradable formula sinks through standing water to reach your problem areas. It's free of odors and fumes, making it a great alternative to traditional bleach-based drain openers. Our formula does not contain bleach or sodium hydroxide and is safe for PVC, ABS, copper, and cast-iron household pipes. Green Gobbler Drain Clog Dissolver can be used in the toilet as well and is safe for septic systems. Green Gobbler stands behind our product and offers a 30-day Money Back Guarantee if you're not satisfied with your results.