A very good quality / price ratio mattress to equip CHANGING baby: - Winter side: quilted fabric to keep baby warm. - Summer side: cotton polyester fabric that guarantees your baby an optimal temperature. COMFORTABLE: Polyurethane foam core with a density of 16 kg / m3. Clever: A 'winter side' band sewn onto the mattress to easily identify the sleeping sides. MADE IN FRANCE ANTI-MITES / ANTI-BACTERIAL / ANTI-MOLD