Tru Earth Eco-Strips are the smartest way to clean laundry, period.Each laundry strip packs ultra-concentrated, hypoallergenic, eco-friendly cleaning power into a tiny, pre-measured strip of liquidless laundry detergent that you just toss in the wash. Its low-sudsing formula works in all types of washing machines, including high-efficiency (HE).32 Loads per PackageUltra-Concentrated1 Strip = 1 Load (for heavily-soiled loads, use 2 strips/ for small loads, use 1/2 strip)Works in hot or cold water!Dissolves completelyPhosphate-Free1,4-Dioxane-FreeMade in Canada