95% Polyester 5% Spandex Close fit Bodice lined only Strapless with back zipper Elastic gripper around neckline Midi length 55 1/2" from highest point of shoulder on size 18 Rosette detail, vent at back hem Princess seams Stretch woven Machine wash cold gentle cycle with like colors. Only non-chlorine bleach when needed. Do not tumble dry. Lay flat to dry. Cool iron as needed.