Material: polyesterSize:New twin / 55x79 in + 2 pillowcase 20x30 inAll our fabric material has passed the test STANDARD 100 by OEKO-TEX assures you that an independent certification has been conducted on this product and been tested against a list of more than 350 harmful substances according to strict scientific criteria that stays ahead of global legal regulations. Test criteria considers all the ways a substance can be absorbed into the body, including through skin contact and respiration to make sure you and your family are safe The duvet cover is like clothes of a bed. We design each duvet cover carefully. You can easily adapt to different seasons all through a year by changing the duvet cover. They can also be used to match decoration style(Modern / Classic / Vintage / Nordic, etc) of your new bedrooms that will give you good mood. They are also the best bedding gifts for your home or teens/students/colleges/adults....We are a professional bedding manufacturer. We and our customers who have used our products are confident 100 per. for our products. You can try an order. If you have any questions or problems after placing your order, please contact us, we will replace or refund for you as soon as possible so that you¡¯ll have a pleasant shopping experience.