This Micro-Fresh anti-allergy pillow from John Lewis is ideal if you think your baby may suffer from allergies or asthma. It can be washed at 40°C and tumble dried, and offers comfort and support so you can be confident your baby will have a good night's sleep. The award-winning Micro-Fresh technology helps to keep your babies bedding stay fresher for longer. The active ingredients in Micro-Fresh inhibit the spread and growth of bacteria by up to 99.99% and remain active wash after wash. It uses materials naturally occurring in our environment that are kind to human skin.