What is naturally coloured cotton? It is a pigmented fibre that grows in shades of greenand brown. The natural colour is from the plants inherent natural genetic properties. It is also 100% free from pollution-causing fertilisers, harmful pesticides and chemicals. Soft, luxurious Natures Purest naturally coloured cotton products don't just let your baby's skin breath easier. Made to the highest ethical labour standards, they also ensure your grandchildren and great grandchildren will breath easier tomorrow. Our simple and natural products give your baby the healthiest possible start in life. If you insist on having Natures Purest. The finest 100% natural and pure cotton.