1.Material: A surface:washed silk + B surface and plat sheet:100% cotton Don’t worry about sliding,4 corner ties to keep your duvet or comforter in place. 2.Washed silk fabric made from natural fibers, soft, comfortable, elegant gloss, smooth fabric, won’t pill. Environmental protection dyeing process makes the fabric more silky! Washed silk does not wrinkle after washing, does not shrink. The fabric will restore the original smooth, after many washing is still bright as new. 3.Pure cotton fabrics are made of high-grade cotton, which is tough, not easy to pill, and more stable in quality. 4.French silk flower craft. A surface washed silk, soft and comfortable, with skin-friendly and smooth features, high-end luxury atmosphere. 5.B surface cotton lining, soft, fast heat dissipation, breathable moisture, will not cause skin allergies. 6.The exquisite craftsmanship create a ladylike romance that graces your French style on the bedding. 7.Right-angle bed sheet The right-angle sheet design is beautiful and generous, creating a stylish and healthy life.