organic cotton pin-tuck duvet cover + shams Organic Your order requires more information. Please choose a wish list name to send product to, or make another selection in the "ship to " menu. Organic, undyed, 230-thread-count cotton is left in its purest, most natural state. Multiple pintucks add textural dimension to the Zenlike simplicity of the design. Our certified organic cotton is grown and processed without the use of herbicides or pesticides - making it better for you and better for the planet. Duvet cover, button closure. Standard and euro shams, envelope closure. Machine wash. Imported. Sea spray, clay or natural.