Protect drains from OIL-FUELS-SILT-DEBRIS & OTHER CONTAMINATION.  Advanced, proven U.S. patented technology and cost effective 100% recycled American sorbent contained in a powerful package delivers a quick, high capacity solution to stop storm and other drain water contamination dead in its tracks. Light weight, easy to use, flexible design allows for configuration into any shape in seconds. This ingenious DRAIN GUARD is also a pre-treatment device that efficiently and cost-effectively captures contaminants, debris, silt, and hydrocarbons including oil sheen from being washed into storm drains, limiting environmental damage, risk of fines, and more. Green product – proudly made using 100% American recycled sorbent material successfully reviewed by the stringent U.S. E.P.A. and California Dept. of Fish & Wildlife. Non-toxic and won’t harm the environment.