Lululemon NULU long sleeve contour Dress with cross back Size: Size tag cut out but the measurements are as follows: Length: 36 in; Bust: 35 in; sleeve length: 25 in My guess is the dress is a small/4 but check the measurements before buying. Color: Antique Bark (light purple) Condition: Like new, no flaws. Brand: Lululemon Original Price: $128 From Lululemon: Features: Designed For Office Travel Commute LYCRA® Added Lycra® Fibre For Shape Retention Low Back Low Back Lets You Show Off Your Bra Tight Fit Lets You Move Without Restriction Lightweight, buttery-soft Nulu™ fabric wicks sweat and is four-way stretch buttery-soft handfeel lightweight sweat-wicking four-way stretch