Southern Living 300 Thread Count King Grey Sheet Set. Dillard's Exclusive From the Southern Living Simplicity Collection, this sheet set features: Garment washed finish Approx. 4" Z hem on flat sheets and pillowcases Fitted sheet has elastic all around 100% Organic cotton sateen GOTS Certified: GOTS ensures the organic status of textiles from start to finish. Products with the GOTS logo contain the credible assurance of the organic origin of the product, as well as environmentally and socially responsible processing. 300 thread count Machine wash The King set includes: Fitted sheet approx. 78" x 80" +16" Flat sheet approx. 112" x 106" Two king pillowcases approx. 21" x 40"