Do the sheets contain harmful chemicals? 31 May 2023 06:46 Our sheets are free from harmful chemicals and dyes and are tested to ensure they are safe. Related articles What else can I do to better care for my sheets? What is fabric made from TENCEL™ lyocell fibres? How do I take the protector off to wash it? Do the new Koala mattresses get hot? How do I care for my Organic Cotton linen?