Introducing the Original Baby Head Shaping Pillow don't buy just any pillow, buy the original.
Age/Size - This pillow works well for children as young as 3 months all the way through their toddler years. The head shaping pillow design works best for head circumferences between 16-19 inches or 40-48 cm.
Does it work to round out a flat head? Yes, this pillow can correct cosmetic flat spots often called "flat head syndrome" from positional plagiocephaly or brachycephaly and can support babies with congenital Torticollis. See the positive reviews below and try this before throwing money away on a corrective helmet.
Where it can be used? The pillow is recommended for use on flat areas such as the floor but can be used in a crib, bassinet, bouncer seat, swing, stroller, or car seat.
What's in the box? This box contains one infant memory foam head shaping pillow and one breathable organic bamboo pillowcase