The Goodnight Bear Bamboo Mini Romper is soft as silk 100% bamboo muslin. The loose silhouette is breathable and has plenty of room for movement. Leg openings have snap fasteners for quick and easy diaper changes. The snap opening down the front makes for gentle, practical dressing for you and your little bundle of joy. Available in sizes 0-6 months, 6-12 months, 12-18 months, and 18-24 months.