Approx. model height is 5'10" and she is wearing a size 4|Approx. 56-3/4" long from center back neck to hem. Length is based on size 4 and varies 1/4" between sizes|Straight cold-shoulder neckline; Gown silhouette|Hidden back zipper with hook-and-eye closure|Slit at hem for leg|IMPORTANT NOTE: This item arrives with a return tag attached and instructions for removal. Once the tag is removed from the dress, this item cannot be returned.|Polyester