Material: 55% Linen / 45% Rayon. Across Waist Seam Laid Flat: XS/14" - S/15" - M/16" - L/17" - XXL/20". Lightweight, Breathable Linen Blend Fabrics. Armpit to Armpit (Laid Flat): XS/16.5" - S/17.5" - M/18.5" - L/20" - XXL/23".