Always place the child on his or her back to sleep, and keep pillows, blankets and other soft materials away from the child as they sleep to avoid the risk of sudden infant death syndrome. (newkidscenter.com)
Most of the yoga pants are made of soft cotton materials, spandex, and many other soft materials. (maternityfolks.com)
Never put your baby on a waterbed, pillow, or other soft material. (pregnancy-info.net)