Outdoor Research Women's Essence Tights 88% polyester, 12% merino wool Imported drirelease merino, 88% polyester, 12% merino wool Breathable, Lightweight, Quick-Drying, Wicking, Anti-Odor Contrast Stitching Elastic Waist Wicking and Quick Drying Fresh guard: Odor Neutralization Flat lock Seam Construction