Fitted sheet are the sheets that cover the mattress on a bed. Normally, for most of the fitted sheet, it may require to have a matching bottom sheet next to your skin (a soft layer). Using our exceptionally soft jersey fitted sheet, with matching duvet cover, there’s no need to purchase extra sheet set (the flat or top sheet) to keep the comforter/blanket clean. Dimensions: Twin Size - 39W”x75L”x15D” Twin XL Size - 39W”x80L”x15D” Full Size - 54W”x75L”x15D” Queen Size - 60W”x80L”x15D” King Size - 78W”x80L”x15D” Machine washable gentle cycle with cold water. Tumble dry low Package comes with FITTED SHEET ONLY, flat sheet and pillow shams sold separately.