Available in three weights, two styles (front and side zip) and five colours. One of the warmest & snuggliest sleeping bags available! The duvet Woolbabe is the only bag in the World to use a quilted 100% Australian merino wool filling for amazing warmth and helps to keep baby at a constant body temperature. The outside layer is a gorgeous 30% merino 70% cotton blend fabric made especially for Woolbabe. The Duvet weight is suitable for use in temperature ranges from approximately 14 to 22 degrees by varying the clothing inside the bag. Ideal from autumn through until spring, and cooler nights in summer. This Duvet bag is lined with a lovely 100% cotton lining, which is soft and smooth against your baby’s skin. The 3 Seasons bag can be used in temperature range from 18 to 30 degrees by varying the clothing inside the bag. Ideal for day sleeps year round and night from spring through to autumn. It is lined with the same beautifully soft merino/cotton blend fabric. The Summer weight bag with a single layer of breathable Woolbabe merino/cotton is suitable for temperatures up to 32 degrees. Ideal for warm summer nights and day sleeps.