A soft black sweater with sweet beige polka dots? Where do we sign?! The THML On the Dotted Line Polka Dot Sweater is lightweight and stretchy, with long sleeves and a crew neckline, plus a banded hemline and cuffs. Unlined. Model is wearing a size X-Small. XS measures 25" long. 29" sleeve (from neckline). 31" waist (relaxed). 32" bust (relaxed). 100% Cotton. Hand Wash Cold.