Therapeutic Difference Enhances your little one’s neuro-development Neuro-natal® sleep is foundational in reaching developmental milestones Design and fabric similarities to help replicate the routine and positive sleep cues established with your Ollie® Developmental Benefits Stretch in fabric allows freedom of movement, while still keeping your little one snug and contained around their torso Supports safe sleep by reducing the need for blankets in the crib Decreases irritability while promoting self-soothing Design Difference Custom moisture-wicking fabric helps reduce the risk of overheating Extra large zipper garages on both sides to promote safety during usage Plenty of room to support growth and developmental milestones Extra deep zipper garages to reduce the opportunity for little ones to unzip during usage and, thus, disturbing sleep CPSC and Standard 100 OEKO-TEX® Class I certification