No plastic bottles! No chemicals! The pods and this company is dedicated to supporting environmentally friendly and sustainable laundry (and dishwashing) practices. They are dye-free, phthalate-free, phosphate free, and animal-cruelty-free. The pods themselves are made from a water soluble casing called Polyinyl alcohol (PVOH), which dissolves in water upon contact and microorganisms like to consume it! You can sign up for a money saving subscription and it is delivered to your door with 100% carbon neutral shipping in a recyclable cardboard box.