<https://www.cool-linen.com/product/bedroom/bed-linen/flat-sheets/percale-flat-sheet/#product>
<http://schema.org/description>
"A plain 50/50 polyester cotton bed linen with a high threadcount. Our Percale bedding has a luxurious feel, is easy to care for and requires minimal ironing.\r\n\r\nFitted sheets have a standard 30cm depth.\r\n\r\n \tThread Count: 180\r\n \tYarn Count: 40/40\r\n \tWeight: 118gsm\r\n \tFabric: 50/50 Polycotton\r\n \tColours: White, Oatmeal\r\n \tWashing Instructions: Wash at 50 degrees. Wash dark colours separately."
<https://www.cool-linen.com/product/bedroom/bed-linen/flat-sheets/percale-flat-sheet/>