Velvet by Graham & Spencer Shai Midi Dress in Navy. - size M (also in ) Velvet by Graham & Spencer Shai Midi Dress in Navy. - size M (also in ) 96% poly 4% elastane. Dry clean only. Fully lined. Back seam split. VELVET-WD1454. SHAI03. Velvet designers Jenny Graham and Toni Spencer expertly fuse soft, sumptuous fabrics with modern feminine fits, resulting in a timeless contemporary collection that women covet each season. From your treasured weekend tee to your cozy cashmere cover-up, Velvet is a chic staple for your everyday life.