This innovative sheet, made exclusively to fit the unique shape of the Stokke® Sleepi™ Bed, protects your little one's mattress from those inevitable accidents and spills. Waterproof, it prevents the mattress from absorbing liquids and helps maintain a cool and clean environment for your baby to sleep and dream comfortably. Continuing with the theme of coolness, the 3D mesh ensures optimal airflow, and best of all, it's machine washable. The Stokke® Sleepi™ crib sheet has Oeko-Tex® Standard 100, Class 1 certification and is free of hazardous substances. It has been developed using the latest research and technologies for your baby's benefit.