J.Crew Smocked One-shoulder Dress in Cotton Poplin NWT Color: Sail Blue Size: Medium Fitted at waist. Falls above ankle, 55" from high point of shoulder (based on a size 6). When it comes to flattering details, a little smocking goes a long way. This one-shoulder dress features smocking along the neckline and waist and a floaty skirt that falls above the ankle. 100% cotton. Elastic waistband. Machine wash.