Add a touch of luxurious comfort to your bedroom with one of these super soft percale flat sheets. This stylish and easy care range offers exceptional value for everyday use with its soft and durable percale material. Material - Flat sheets do not have sewn in orders and are a flat rectangular shape. Flat sheets on this listing are suitable for mattress depths of 16" (40cm). King fitted sheet approx. 50% Cotton, 50% Polyester machine washable at 40°c, can be tumble dried.