100% soft polyester. Top features notch collar, long sleeves and front button closure. Trousers features elastic waist and two sided pockets. Two pieces set. The package includes one pair of trousers and one long-sleeve top. Comfy and smooth fabric. The women's two piece pajamas are breathable and skin-friendly. Sizes: XS, S, M, L, XL, 2XL. Please calculate your size from the measurement chart below. Machine wash. Hand wash in cold water is recommended. Line dry, do not bleach or dry clean. Please allow 2-4 weeks for delivery.