COVER 100% COTTON - Soft and Breathable, cotton limits baby's sweating and keeps baby dry NATURAL FIBERS - From organic farming for a socially responsible and environmentally friendly manufacturing WITHOUT CHEMICAL TREATMENT - Healthy and natural sleep , perfect for baby's health and awakening EASY CARE - Removable and machine washable at 30 ° C for lasting hygiene [ℹ] - Thickness 14 cm | Reversible | Insulation and Absorbent | Foam 23 kg / m3 | Certipur Label | Oeko-Tex and GOTS certified | French made