These ultra-soft, warm sheets are woven of 170 gsm 100 percent cotton flannel. This solid extra deep pocket sheet set is designed to fit most pillowtop and extra deep mattresses with its wider flat sheet and extra deep fitted sheet with elastic all around. Set includes one flat sheet, one fitted sheet and two pillowcases(one in Twin and Twin XL sizes). Machine washable. Size: King. Color: Deep Red. Gender: unisex.