Arms open to convert from the Original Woombie swaddle sleep sack to an arms-free sleep sack when the time arises to transition the baby. Do what’s most comfortable for your baby with either option! Cotton/Spandex blend. Fabric stretchy.
The Convertible Woombies with print (WoofWoof, Lovely Cupcakes & Lil'Monster) have a 92% Cotton 8% Spandex Blend, which results in slightly more restriction, more like the Houdini woombie.
Offers a 2-way Zipper and snap at the chin flap area.