Lululemon Double Layer Twist Bubble Dress Reversible Racerback Blue White size 2 The dress is reversible and made from Vitasea. It also looks like it has a cinchable hem. vitasea lululemon material - part cotton and seacell • dress has two layers that are connected by the seam at the bottom - you can reverse the dress to wear the racerback style on the in or outside - super cute!! Slightly bubble blouson poof hem Condition: Great Preowned Condition. No rips, tears or stains. No size tag-refer to measurements & chart prior to purchasing. Refer to photos for measurements.