Woolino 4 Season Ultimate Sleep Sack 2 - 24 months in navy blue stripe. 100% merino wool lining, 100% organic cotton outer. In well-loved used condition with some signs of wear throughout (see small snags in lining and slight pilling on cotton outer, pictured above). Still a lot of life left in this, my kiddo grew out of it and is in the 2-4 size now! Washed on gentle cycle with wool detergent and air dried. Dog friendly, low scent household.