Our most popular essential, the classic sleeveless sheath dress, moves from desk to dinner with ease. Its classic knee-length and lightweight fabric makes this knit dress perfect for layering or wearing on its own. 90% Acrylic / 10% Polyester Machine or Hand Wash Cold Wrinkle-Resistant Knit Sheath Dress Pull-On; Scoop Neck; 3" Side Slits [Not Pictured] Sleeveless Design for Effortless Layering Women's Dress Length is 40"