Tiny Hearts Slumber SetThis two piece sleep and lounge set features a timeless tailored style rendered in a smooth, lustrous fabric, making it both supremely comfortable and elegantly polished. Fabric and Print: The entire set is made from a fluid, high sheen material, likely a satin or silk blend, which provides a cooling feel and an attractive drape. It is adorned with a charming, all over pattern of small, uniformly sized heart shapes scattered across the base fabric.