About this item • Comfortable Transition: The magic Merlin's sleepsuit provides a cozy environment for babies transitioning from swaddling; designed for infants with a strong startle reflex for better sleep quality • Convenient Design: This sleep suit features a double zipper for easy access; parents can quickly change diapers without disturbing their baby's sleep routine while ensuring comfortable fit • Back Sleeping Safety: Designed for safe back sleeping in the crib; the scooped neckline keeps fabric away from the baby's face, allowing for safe sleep in the recommended room temperature • Proper Fit is Essential: Choosing the right size for optimal comfort is critical; select the magic Merlin sleepsuit for infants aged 3 to 6 months (small) or 6 to 9 months (large) for an ideal fit • Quality Material: This sleepsuit has a soft jersey cotton inner layer and breathable microfleece outer layer; a layer of polyfill adds comfort, providing the ideal sleeping environment for your baby