J.Crew Collection + Thomas Mason embellished cotton-poplin dress, J.Crew's crisp white dress is cut from cotton-poplin sourced from Thomas Mason - one of Europe's oldest mills. Paneled with piqué and silk-voile, it's hand-embellished with sequins and beads in the shape of flowers. This flattering piece is fitted at the waist to balance the wide dolman sleeves Size: 0. Gender: Female. Age Group: Adult.