If you need detergent, head to Amazon and get a deal on 42-Count Arm & Hammer 4-in-1 Laundry Detergent Power Paks. ARM & HAMMER 4-in-1 Power Paks combine deep-cleaning detergent with ARM & HAMMER baking soda freshness and two powerful enzymes. Right now, Amazon offers Get 2 for the price of 1. Just add 2 items and choose to Subscribe & Save, and you will score a great deal. Just make sure you have 5 or more items in your monthly order to max out the available discount of 15% off this item = $5.94! Subscribe & Save shipping is free!