Enza Costa Silk Rib U-neck Halter Fluid Maxi Dress in Chocolate. Size L (also in M, S). 87% viscose 10% silk 3% lycra. Made in USA. Machine wash cold. Unlined. Pull-on styling. Lightweight rib jersey fabric. Exposed upper back. ENZA-WD552. SRS5646. Designed to transform everyday basics into luxury essentials, Enza Costa's unique brand of minimalist, modern clothing is crafted with featherweight blends of sumptuous supima cotton, cashmere and silk.