Manufactured and developed by Dormisette, a German textile company whose philosophy is to provide top class products with high living comfort and optimum functionality. The Dormisette flannel sheets are made from 100% preshrunk cotton and Oeko-Tex Standard 100 certified. The material is soft, velvety to touch, thick, warm and cozy. The color and design of this product offers simplicity and versatility. Easy to care. In order to preserve the brilliancy of the high-quality prints and colors, please turn bedlinen inside out to wash. Use detergents without bleach. It is best to wash coloured products separately when washing them for the first time. Ironing and pressing possible on maximum heat. Suggested washing temperature 60° C. Sizes Twin Dimensions: 1 Fitted sheet: 39 inches wide x 75 inches long and fits up to a 17-inch mattress 1 Flat sheet 67 inches wide x 96 inches long 1 Standard pillowcase: 20 inches wide x 30 inches long Full Dimensions: 1 Fitted sheet: 54 inches wide x 75 inches long and fits up with a 17-inch mattress 1 Flat sheet: 82 inches wide x 96 inches long 2 Standard pillowcases: 20 inches wide x 30 inches long Queen Dimensions: 1 Fitted sheet: 60 inches wide x 80 inches long and fits up with a 17-inch mattress 1 Flat sheet: 90 inches wide x 102 inches long 2 Standard pillowcases: 20 inches wide x 30 inches long King Dimensions: 1 Fitted sheet: 78 inches wide x 80 inches long and fits up with a 17-inch mattress 1 Flat sheet: 110 inches wide x 102 inches long 2 King pillowcases: 20 inches wide x 40 inches long California King Dimensions: 1 Fitted sheet: 72 inches wide x 84 inches long and fits up with a 17-inch mattress 1 Flat sheet: 110 inches wide x 102 inches long 2 King pillowcases: 20 inches wide x 40 inches long Oeko-Tex certified for no harmful substances: This product is Standard 100 by OEKO-TEX certified, meaning that everything from the dyes and fabrics to accessories like buttons and zi