Beautiful green ribbon embroidery on 400 thread count sateen cotton. Flat sheets are oversized to accommodate any mattress; contour sheets comfortably fit 18" mattresses. Machine wash warm and tumble dry. Do not use fabric softener. Matches our Windowpane or Diamond Quilted Coverlet. SHEET SETS INCLUDE PILLOWCASES: Queen set includes 2 standard pillowcases, King set includes 2 king pillowcases.