changes. A better way to sleep. Cocoon baby into a cloud of comfort like a full-on-wrap-your-arm-around-me-twice koala hug with the günamüna® sleep bag duvet. This down alternative cozy wearable comforter, in silky soft bamboo rayon, with evenly distributed weight increases relaxation so baby feels secure & calm. Then enjoy the easy peasy WONDERZiP® diaper-zipper to keep baby covered during diaper changes.