No optical brightener has been used. 100% renewable material. Non-chlorine bleach.
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Includes: 1 King duvet cover and 2 King pillowcases. 144 thread count. Thread count indicates the number of threads per square inch of fabric. The higher the thread count the more densely woven the fabric. Available in several sizes.
Machine wash ,hot 140°F (60°C). Do not bleach. Tumble dry, normal. Iron, high temperature. Do not dryclean.
You can easily vary the look in your bedroom with this duvet cover, because the sides have different patterns. Concealed snaps keep the comforter in place. http://www.ikea.com/us/en/images/products/akertistel-duvet-cover-and-pillowcases__0183919_PE335010_S4.JPGÅKERTISTEL Duvet cover and pillowcase(s), yellowhttp://www.ikea.com/us/en/catalog/products/70230074/702.300.74IKEA$39.99