Safe for colors. 40% more oxygen power for tough stain fighting! (vs. regular Clorox 3 for Colors for cold water). Clorox 2 for Colors Active Oxygen is powered by hydrogen peroxide for fighting tough stains. Works great (With pretreat vs. detergent alone) on grass, sweat (on poly cotton fabrics), mud and blood. Works Great on: grass; muds; sweet stains (on poly cotton fabrics); blood. Removes even the toughest, set-in stains: wine; ink; grass; coffee. Contains no phosphorus. Satisfaction Guaranteed. For more product information, visit www.smartlabel.org. Questions or comments? Visit us at clorox.com or call (800) 292-2200. how2recycle.info. Made in USA of global components.