The perfect length dress does exist.Monica Nera Demi Midi Dress. Crafted mainly from high-quality and breathable cotton, Demi is a delicate piece with an asymmetrical halter neckline and frill details around the hem - creating a stylish silhouette that's comfortable and flowing for a hot summer day. The elasticated waistband ruffles the fabric across the bust and towards the hem and a knot detail on the left shoulder adds charm.