Add to every load with detergent. For color protection and a total clean, fill cap to line 1 for HE machines or regular loads, or fill to line 2 for extra-dirty or large loads. Pre-treat to remove tough stains. Apply Clorox 2 directly to tough stains (like grass, dirt and ink). Rub in gently and set 5-10 minutes. Do not allow to dry on fabric. Wash with Clorox 2 and detergent. If in doubt, visit www.clorox2.com for colorfastness test. Pre-treat for best results.