From the manufacturer: We've added long sleeves to our favorite rib knit dress. With a classic scoop neckline and midi-length, this rib knit dress will take you from day to night. So comfy and versatile, with a lot of stretch for the perfect fit. Tencel™ lyocell is a biodegradable fabric made from cellulose found in wood pulp. It is softer, more breathable, and uses 10-20 times less water in production compared to cotton. DETAILS SIZE & FIT CARE Shell made from 95% Tencel™, 5% spandex, lining made from 95% polyester, 5% spandex Fabric is soft and stretchy TENCEL™ Lyocell fibres are extracted from sustainably grown wood using a unique closed loop system which recovers and reuses the solvents used, minimizing the environmental impact of production. Unique physical properties lead to their high tenacity profile, efficient moisture management and gentleness to skin. Its softer, more breathable, and uses 10-20 times less water in production when compared to cotton 2x2 rib knit for a soft fitting silhouette High neckline Produced in Sedex certified factories which aims to improve working conditions throughout the supply chain Factory is a member of the BSCI (Business Social Compliance Initiative), an industry-driven movement that aims to improve working conditions throughout the entire supply chain Made with care in Jiangsu, China ENVIRONMENTALLY FRIENDLY MATERIALS PRODUCED IN SEDEX CERTIFIED FACTORY AZO FREE DYE