This stunning halterneck midi dress with a large keyhole at the chest features an open back and front slit. Halter neck Sleeveless Back zip closure Front slit 97% polyester/3% elastane Lining: 98% polyester/2% elastane Dry clean Imported SIZE & FIT About55" from topline to hem Model measurements: 5'10" tall Model is wearing a US size 4. Designer Evening - Classic Evening > Rasario > Saks Fifth Avenue > Barneys. Rasario. Color: Black. Size: 2.