NWT H&M Edition Patterned Tie-detail Dress in Light beige/red floral, fits true to size Size Medium Ankle-length dress in woven viscose fabric with long, wide sleeves. V-shaped neckline at front with a keyhole opening and narrow ties. Slit at one side of hem. Unlined. Model size: The model is 177cm/5'10" and wears a size S Size: Sleeve: Length: 61.9 cm (Size M), Back: Length: 129.0 cm (Size M) Composition Rayon 100% (50% LENZING™ ECOVERO™ Viscose) LENZING™ ECOVERO™ viscose is a branded viscose fiber, made from wood pulp.