Fabric is soft and stretchy, so it is easy to swaddle the baby. It is lightweight and breathable. Set contains swaddle blanket aprox size 39x33" and top knot hat size 0-3m, fits size newborn up to about 3 months. Print is one sided, edge is finished on serger with rounded corners. Swaddle is made from 92% cotton and 8% elasthane, jersey fabric. Lightweight and breathable. Fabric manufacturing and fabric printing is OEKO-TEX certified. Perfect as a baby shower gift. Cute for first baby pictures.