HygroSoft Temperature Regulating Hypo-Allergenic Antimicrobial Sheet Set, King, Sand 100% Cotton Imported This hollow core structure acts as an insulator, helping to regulate temperature consistency through the seasons to improve sleeping This innovative yarn also wicks moisture from your body, further enhancing a comfortable night's sleep Hygrosoft sheets are soft and smooth and have a mineral-based antimicrobial treatment for natural freshness, 300 thread count 100% cotton sheet set Set includes 1 flat sheet, 1 fitted sheet and 2 pillowcases (1 pillowcase in twin set), machine washable, Made in India - king: 1 flat sheet (118"x104"), 1 fitted sheet (75"x79"), 2 king pillowcases (20"x40") fitted sheet fits mattresses up to 17" deep