MARTEX MILLENNIUM 200 Blend Sheet is 60% Cotton/40% Polyester and features a durable single-pick percale construction in Fresh White, our cleanest fresh looking white. A 2-inch lock-stitched hem prevents unraveling and fraying. This sheet is Oeko-Tex® certified for textile safety and purity. This Twin Flat Sheet is measuring 69"X104" cut size and 66" W x 98" L finished size, featuring a navy hem thread for easy sorting.