Woolite Dark laundry detergent cleans & cares for all the clothes that matter the most to you. Woolite Darks Detergent Pacs dissolve fast even in cold water to gently clean without causing stretching, shrinking or fading. The laundry detergent pods care clothes with a drop of keratin in every wash. The laundry pods are specially formulated to clean in cold water. The detergent pods make your clothes look like new for longer. This HE laundry detergent is perfect for your little black dress and the perfect pair of jeans.