Beautiful Viscose (rayon) Dress from Reformation! Love the strap ties. "You're so fancy. The Twilight is fitted in the bodice with a relaxed fitting skirt, so you get structure and comfort all in one. This dress features tie straps, a smocked back bodice to provide a little bit of stretch, and a side slit to give you some breathing room." - Center back zipper - Lined bodice - Lined skirt - Side slit - Smocked back bodice - Strapless bra friendly - Tie straps "Viscose – aka rayon – is a man-made cellulosic fiber made from wood pulp. We’re committed to ensuring all our forest-based products come from sustainably managed forests. That’s why we work with the non-profit group Canopy to help drive positive change for all our forest products. This is a lightweight georgette fabric with a dry handfeel - 100% Viscose." Measurements- Bust- 39.5 inches Waist- 31.5 inches Hip- 43.5 inches