Reassuringly, the little red Airsprung tag means you can relax knowing this medium/firm feel mattress has been designed and made specifically for children young to teens. Great care and attention to detail means this affordable, well-made model uses just the right components to make sure its both super comfy and supportive. Top to toe and side to side. To get technical - the trademarked Airsprung Duraspring spring system is well proven and popular in g...