Convertible Woombie - Transitions from Swaddle to Arms Free Wearable Blanket, comes with armholes, to convert from the Original Woombie swaddle to an arms-free sleeper when the time arises to transition baby. Do what’s most comfortable for your baby with either option! Cotton/Spandex blend. Fabric stretchy. 2way zipper. Dress baby accordingly underneath. 95% Cotton/5% Spandex Designed by keeping the needs of your growing baby in mind: Arms In - When your little one is smaller and safe to be swaddled in Hands Over Heart position. Arms Out - When they are a little bigger and ready to roll, keep their arms free and help them move around freely. Convertible Woombie – Pink Posey Swaddle Features: - Ergonomically shaped design - Easy to use sleeper sack – 1 step swaddle, no origami required - Will not unravel like a square baby blanket, potentially covering the airway - Promotes self soothing by allowing baby to hold/touch his hands inside the swaddle - Stretchy but snug swaddling fabric simulates the feeling our being held, touched & cuddled - Narrowed waistline gently compresses the abdomen, helping to eliminate gas related issues - 1 layer lightweight & breathable swaddling fabric helps to prevent overheating - 2-way zipper in the swaddle allows for easy diaper changes at night New without tags - only used for fit testing on dolls