Lululemon dance studio jacket This lightweight, reversible jacket makes for easy layering before and after your workouts. Swift fabric on front, sleeves, and hood is lightweight and water-resistant Seriously Light™ Luon™ is the lightest version of our soft, sweat-wicking, four-way stretch Luon™ fabric Skims your body Sits below the waistband for moderate, everyday coverage Reversible—flip inside out for two different looks Ribbed panels at the sides and under the arms for added mobility