70% Rayon 26% Polyester 4% Spandex Snug fit Strapless with back zipper Sweetheart, halter neckline with elastic gripper at back Hits at the hip 27" from highest point of shoulder on size 18 Combo 1: stretch knit, Combo 2: Woven halter ties 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.