About This Twin Size: Comes with 1 duvet cover (68"x90"), 1 pillowshams (20"x26"). (Duvet insert NOT included) This duvet cover set is prewashed for a sumptuously cozy feel and it gets softer and softer with every wash. Woven with 400TC cotton, that retains also less heat.and in a strong, tight weave for durability. Co