Silk women pajamas set is made of 95% polyester and 5% spandex satin fabric, which is soft, skin-friendly, lightweight, silky smooth and breathable. Two piece silk pjs set for women include a short sleeve shirt with long pajama pants. Top: Classic notch collar, a chest pocket, button down, easy to put on and take off. Bottoms: Elastic adjustable drawstring waist, two pockets, elegant contrast piping long pants. Machine wash or hands wash able in low temperature water, do not bleach. Recommended to wash with similar colors clothes to prevent staining.