HOUSE OF SUNNY waist tie dress. UK size 8 which is US size 4. Can also fit a size 6 if you want a tighter fit. Features slit on sleeves and side slits at hem. Material is stretchy and comfy - almost like sweatshirt material. Very versatile dress - dress it up with heels or dress it down with sneakers. Pit to pit measurement is approximately 20 inches. Waist measurement is approximately 17.5 inches. Length of dress is approximately 42.5 inches. New with tag.