The Silentnight Healthy Growth Imagine Miracoil Mattress is designed to support the healthy development of children. It features the Miracoil spring system for targeted support, promoting spinal alignment and good posture. This mattress is made with Eco Comfort Fibres, which allow for natural airflow, providing a refreshing sleep experience. Importantly, it is free from foam and chemical treatments, ensuring a purer sleeping environment and peace of mind for parents. It offers a firm comfort level, ideal for growing bodies from toddler to young teen years. The mattress has a 3-year guarantee.