Premium Copper Bridal Satin Eastern King Sheet Set 15" Mattress Depth 100% high grade polyester Made in USA set includes: Fitted sheet + Flat Sheet + 2 King Pillowcases Fits 78" wide x 80" long mattress up to 15" mattress depth Due to the width of the bridal satin fabric, it is quite normal to have a center seam, but since we manufacture these sheets here in the US we do try to put the seams on the sides away from the sleeping surface. Some custom size or for mattresses with bigger depths center seam is unavoidable, we do make our seams inconspicuous as possible Custom made to order. We offer FREE SWATCHES for interested buyers so you can feel and see the texture of the item before buying Our Bridal Satin can be washed on a gentle cycle, in lukewarm water, with mild soap (not detergent). Dryer setting should be on delicate. Press Bridal satin on the wrong side while damp, with iron set on low to eliminate wrinkling