Mission To help prevent positional plagiocephaly (flat-head syndrome in infants) which can cause cranial deformities as well as cognitive and developmental delays in children. Products Bassinet Pad, Pod Crib Mattress and Pod Crib Mattress for Twins and Repositioning Description The Cranial Cradle Bassinet Pad is a uniquely designed customized 2.75 inch high-density foam pad that contours to your baby's head and body for maximum safety and comfort. It was created with a revolutionary technological design, which includes a sculpted pod area to reduce external pressure on baby's head. (0-3 months). The Cranial Cradle Pod Mattress was crafted with high-density foam and has a contoured pod area to allow the cradling experience while keeping them feeling safe and secure during their sleep and allowing their head to take proper shape, which is critical during the first 0-3 months. After 3 months or once the baby can roll over, flip the mattress to the smooth side of the mattress for the rest of your baby's precious time spent sleeping in their crib dwelling. The Cranial Cradle Pod Crib Mattress for Twins and Repositioning is crafted with high-density foam with 2 pod areas to allow rotation each night for each baby into the other pod. This constant rotation aligns with their sleep patterns, but does not keep them in one sleeping pose during the first critical 0-3 months when their heads are taking proper shape.