BAMBOO SLEEP SACK: size 3-9m, hypoallergenic microfibre fill mimics luxury down, evenly distributed weight soothes baby into a deeper sleep cycle, wider + longer fit to comfortably fold and kick those legs, shoulder snaps for in & out ease, certified OEKO-TEX® Standard 100, hypoallergenic, breathable, wicks moisture, ultra-soft 95% bamboo viscose, 5% spandex, wash on gentle cycle with like fabrics in cold water, hang/air dry, designed by Gunamuna in the US