New Casaluna Queen 500 Thread Count Washed Supima Sateen Solid Sheet Set White. 500 thread count sateen sheet set adds everyday luxury to your bed • Set includes 1 flat sheet, 1 fitted sheet and 2 pillowcases • Woven with Supima cotton for the ideal balance of softness and strength • 100% extra-long staple cotton washed for softness • Fitted sheet stretches to fit most mattress depths 9-18 in • Fitted sheet includes full perimeter elastic to stay secure to your mattress I ship same day or next business day