Embroidered lace mini dress Matthew Williamson, Matthew Williamson's Resort '15 collection is inspired by the designer's "love of travel" - the intricate lace pattern on this black dress resembles a swallowtail butterfly spotted on a recent trip to Cuba. This piece has been hand-finished with shimmering beads and is lined through the body in silk for comfort and coverage Size: 6. Gender: Female. Age Group: Adult.