My mother always told me that the best cotton sheets are an investment I would not regret. She is right (as always)—the unfussy fabric is anything but one-note. Depending on the weave, makeup, and finishing technique of the cotton fibers (which I explain later on in this story), I can rotate my bedding from heavyweight brushed flannels that keep me cozy during Cleveland winters to airy percales with a crisp, matte finish for the summertime. No matter your preference, the material is naturally breathable, adapting to different types of sleepers. (My husband sleeps hot and I am always cold, but we never disagree about bedding when cotton sheets are involved.) Featured in this article Best Overall Cotton Sheets Brooklinen Classic Percale Core Sheet Set Read more Best Sateen Cotton Sheets Boll & Branch Signature Hemmed Sheet Set Read more Best Percale Cotton Sheets Quince Classic Organic Percale Sheet Set Read more My mom would be proud to know that I consider myself a professional sheet-set tester who owns…