Low-sudsing formula infused with Arm & Hammer baking soda is strong enough to power through the toughest dirt and odours. Special dirt-trapping agents ensure a clean rinse, preventing soils from redepositing on clothing. Works in both standard and High Efficiency machines. Perfume- and dye-free. Low-sudsing formula infused with Arm & Hammer baking soda. Special dirt-trapping agents. Works in both standard and High Efficiency machines. Perfume- and dye-free.