This 400 thread count bed linen is made from Egyptian-grown cotton, famed for its high quality. The percale weave gives a smooth matt finish and crisp, cool feel. Egyptian Cotton The long, fine fibres grown exclusively in the Nile Delta make Egyptian cotton one of the world's finest, giving this bed linen both its durability and beautiful softness. 400 Thread count This number refers to the number of threads per square inch. Typically, the higher the thread count, the softer and smoother the feel. Reassuringly well made At John Lewis & Partners we test every piece of our bed linen to high quality standards of durability, colour-fastness, shape and size retention. So you can always rest easy, knowing you've made the right choice. Better Cotton By choosing our cotton products, you're supporting our investment in Better Cotton's mission to help cotton communities survive and thrive while protecting and restoring the environment. Better Cotton Farmers are farmers who care for the environment and respect workers' rights and wellbeing. This product is sourced via a system of mass balance and therefore may not contain Better Cotton. bettercotton.org/massbalance