It is important that even if the newborn is well inside the baby sleeping bag that there is proper circulation of air coming in and out of it. (newbornbabyzone.com)
After all, almost every function in the body relies on proper circulation to work properly. (animaleo.info)
The seat boasts a leg rest seat extender, which is essential for small babies to lay flat and give support for proper circulation and comfort. (stroller-envy.com)