Pointehaven Heavy Weight Printed Flannel Sheet Set, Twin X-Large, Snow Flakes Oatmeal 100% Cotton Imported Printed Flannel sheets-170 GSM, 5-ounce Printed Flannel sheets - perfect to sleep on cold winter nights Heavy Weight Printed Flannel, Printed Design, 100-percent cotton Twin X-Large set: flat sheet: 70" by 104", fitted sheet: 39" by 80" (fits mattresses up to 15 deep) and pillowcases: 21" by 31'