Are sateen sheets cool? April 21, 2024 00:38 Updated Our 300 thread count sateen sheets were designed to balance softness and breathability. Related articles What if my Saatva Latex Hybrid is too soft? What Saatva products are covered by Extend? Is there a warranty on your bedding? Are Saatva pillows hypoallergenic? Do I need to wash my sheets before using them for the very first time?