White sheets are a type of bedding that is usually made of cotton or linen and is used to cover mattresses. The term 'white sheets' can also be used to refer to the paper used in financial markets to record transactions. The crossword solutions for the term 'white sheets' are FLOES (5 letters) and ICEFLOES (8 letters). FLOES is a term used to describe thin sheets of ice that form on the surface of a body of water, while ICEFLOES is a term used to describe large pieces of floating ice.