Brushed Cotton: Soft flannelette offering a cosy and warm feel. Pure Cotton: The natural fibres create a fabric that is smooth and comfortable to touch. Fully Elasticated: Creating a secure hold around your mattress. Warm & Cosy: To make those colder nights extra toasty. Extra Deep: A 42cm depth for thicker mattresses. King Fitted Sheet- 150x200cm + 40cm 100% Cotton Wash Before Use. Machine Wash at 40 Degrees. Tumble Dry Safe. Catherine Lansfield is renowned for style and quality - designed and developed in Great Britain.