Baby Sleeping Sack GerryDesigned to provide your baby with greater comfort during sleep. Ensures optimum temperature, preventing the baby from throwing off the bedclothes. Allows the baby to sleep peacefully and eliminates constant monitoring. Made of breathable materials of the highest quality. Round neckline with snap tab at front and bottom zipper for easy diaper changes. Does not restrict the babys movements and prevents overheating. Free air circulation inside the