Nathans Sport Wash can be used instead of regular detergent. Restores performance. Completely removes odors.Leaves no residue to interfere with moisture control, breathability, water-repellency, or insulation. Restores factory-applied waterproofing (DWR). Safe for the environment.Readily biodegradable and safe for the environment, Penguin Sport-Wash® contains no bleach, phosphate, fabric softener, brightener, or scent. UNLIKE CONVENTIONAL DETERGENTS, PENGUIN SPORT-WASH® RINSES COMPLETELY AND LEAVES NO RESIDUES THAT CAN REDUCE THE EFFECTIVENESS OF TECHNICAL FABRICS. It will not irritate skin. Use on nylon, microfiber, polyester, cotton, and all synthetics.

• Keeps technical fabrics looking & working like new
• Restores factory-applied waterproofing (DWR)
• Restores wicking & maintains breathability
• Prevents damage done by residual chlorine
• Completely removes odors
• Removes blood and grass stains
• Prevents color fading
• Restores loft & effectiveness to down & synthetic insulation
• Readily biodegradable-safe for the environment.