- 100% Cotton - World’s Most Recommended Montessori Baby Item - Designed by Dr. Maria Montessori in the 1940's. This baby cushion mat has been used for generations to be your baby's first "prepared environment." - Makes Handling Your Newborn Easy And Carefree - Unique oval design "tacos" your infant, physically supporting their head, neck, and body. Creates the ideal baby cuddle pillow. - Helps Your Baby Stay Calm And Feeling Safe - Like a "blankie" or "lovie" for your newborn, it never changes temperature, smell, or softness. Removes the shock of being placed on new and cold surfaces. - Encourages Tummy Time And Helps Prevent Flat Head - This 1" baby tummy time pillow creates a practical place to crawl, roll, and explore the new world around them while not forming flat spots. - No Edge Walls, Bumpers, or Side Barriers - Give your baby complete freedom of movement so they can kick, twist and turn without the side walls getting in their way. Lays flat with a 1" thickness.