A wearable blanket is a cozy cover that you can wear like clothing. It's like a blanket with sleeves or holes for your hands, so you can move around and stay warm at the same time. Full definition
Sleep sacks are wearable blankets for babies with the help of which the body of the baby stays fully covered even when the baby moves. (newbornbabyzone.com)
Little boys love this 100 % cotton wearable blanket with its exquisite train embroidery! (slumbersafe.com)
We moved the baby to crib once he was 8 weeks, used wearable blankets as it was pretty cold and I wanted him to remain covered to be able to sleep well. (babycenter.com)