Clorox 2 Laundry Color Protector and Stain Remover, Darks & Denim, keeps dark clothes looking new, wash after wash. This Stain Remover and Color Booster fights stains and will not cause fading. By pretreating with this color booster, you can actually remove 4x more stains and brighten colors 2x more than just using detergent alone. Use this color protector to keep jeans and darks looking new, wash after wash. It can be used in standard and high efficiency washing machines. Clorox 2 Laundry Color Protector and Stain Remover, Darks & Denim, protects dark colors while removing tough stains.