Sheetsnthings, Solid White, Attached WATERBED Sheet set, King/ CalKing 450 Thread Count- 100% Cotton, With POLE ATTACHMENT For Better Hold. Cotton 100% Cotton, 450 Thread Count. One King Flat sheet 80x96", One King Fitted Sheet 72x84", Two Pillowcases 20x40" each Fitted & Flat Sheets Are Attached At The Footer So Waterbed Stays Made and the Fitted Sheet Pockets Made With POLE Attachment For Better Hold( POLES NOT INCLUDED) Fits Mattresses Up To 15" Deep Easy Care: Machine Wash