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 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.
The Woombie Convertible comes in 3 different sizes. The approximate sizing is New-born - 0-3m, 5-13Ilbs, 20 Inches Long - 3-6m, 14-19Ilbs, 24 Inches Long, and 6 month+ 20-25Ilbs, 28 Inches Long.