twenty One Shoulder Bodycon Dress in Black. - size XS (also in ) twenty One Shoulder Bodycon Dress in Black. - size XS (also in ) 92% rayon 8% spandex. Dry clean only. Unlined. Ruched sides. TWER-WD38. VD5F 102. Twenty has transformed a fashion essential by giving the classic knit tee a luxurious and modern take. Crafted from amazing fabric, twenty creates super soft tees, knit dresses, bodycon skirts, and cozy sweatpants that will quickly become everyday staples in your wardrobe.