How often DO you wash your sheets & pillowcases? Studies suggest most of us don’t do it nearly often enough. Do you know the differences between Silk & Sateen, Voile & Percale? Have you ever even heard of Percale? Picking the right fabric can mean all the difference, 85% of those surveyed by the National Sleep Foundation said they slept better the more comfortable their sheets were. Keep your sheets crisp, fresh, and bug free with this guide.