Get a powerful clean and lasting freshness with Arm & Hammer 4-in-1 Laundry Detergent Power Paks. These convenient laundry detergent paks are formulated with the trusted cleaning power of Arm & Hammer Baking Soda and microcrystals that power away tough dirt and stains. With 4 powerful cleaning benefits, these laundry pods attack tough odors, fight set-in stains, protect colors, and freshen with a long-lasting Clean Burst fragrance. No more measuring, mess, or spills - just drop and go. Use two paks for large and heavily soiled loads, and one pak for regular or lightly soiled loads. These HE laundry detergent paks dissolve completely in all water temperatures and work in both standard and high efficiency washing machines.