Your child will sleep soundly on the Airlux mattress that has a foam core with memory foam top layer for great comfort when the baby sleeps. Memory foam ensures a quiet night's sleep because the mattress absorbs body weight, so the pressure points are avoided. Memory foam makes the mattress forms to the exact body shape as the neck, back, shoulders and legs receive the support they need. The entire body is supported in the correct anatomical position, allowing the spine to have the best natural sleeping position. The mattress is furthermore equipped with air vents and air ducts that leads the heat away from the child.