Leaves of Clean laundry detergent sheets are ultra-concentrated and non-bio. Each pack contains 32 sheets for up to 32 machine or hand washes. All packaging is recyclable cardboard (no plastics), or compostable at home. Great for space saving, no need for big detergent boxes and plastic liquid bottles. Ideal also for travel or university dormitory. Sheets dissolve completely in machine (20-90C) or hand wash. Fresh linen scent with a built-in fabric conditioner.