The only cozier: the womb. A down alternative sack wrapped in silky soft bamboo rayon keeps your little nugget secure while our one-of-a-kind WONDERZiP keeps them covered, even during diaper changes. So get ready to sleep a lot. Like, a lot a lot. 

• So magically fluffy you'll want one for yourself
• Stuffed with hypoallergenic microfiber fill that mimics the feel and insulating ability of luxury down.
• Our Patented 4-way WONDERZiP zipper keeps baby covered & cozy for easy peasy diaper changes
• Research shows that sleeping under an evenly distributed weight, from shoulder to toe, soothes baby into a deeper sleep cycle. 
• Being gently cocooned in a comforting weight increases serotonin & relaxation, and naturally reduces anxiety by giving the same all-over sensation as a full-on giant cuddle
• Wider + longer fit to comfortably fold and kick those legs
• Long sleeves for extra warmth