The unique sleep safety multifunctional cover consists of 38 % Lyocell (TENCEL®) and 62 % polyester. Quilted with washable fleece, to produce a cuddly lying surface for your baby. In addition to the integrated wetness protection function, the mattress cover is refined with lavender and melissa oil. These 100 % natural oils are known for their sleep-promoting effects; in addition they help to inhibit bacteria and fungi and are odor-neutral. Air-permeable, washable up to 60 °C and suitable for gentle machine drying. This cover is tested for antimony & harmful substances.