Duvet cover : 100% cotton, 57 threads/cm2 The higher the thread count, the higher the quality of the weave. Machine washable at 60°C Straight hem. Size of duvet cover : Size to order : 140 x 200cm : single 200 x 200cm : double 240 x 220cm : king The Oeko-Tex® label guarantees that the items tested and certified do not contain any harmful substances that could be detrimental to the health.