This classic sleeping sack replaces loose blankets in the crib or cot for safe and sound sleep. Sleeves can be attached in colder seasons and removed in warmer weather. It is important not to overheat a baby. Features: - Soft and cozy fabric to help soothe baby’s restful sleep; - Sensitive skin friendly; - Allows baby the freedom to roll over and wiggle around; - Zipper slides up for easy diaper-changing and dressing; - Travelling feature: placket opening on back to fit around 5 point harness car seat or stroller; - Roll over cuffs fold over into a mittens; - Chin protector to prevent rubbing and irritation; - Machine wash, tumble dry low (close the zipper before wash).