White House Black Market Zipper Sweater Size Small. Zip up, sweater. The material is ribbed at the end of the sleeve, the shoulders, the waist, and the bottom of the sweater. Silver zipper as well as silver "buckles" on each lower side. From armpit to armpit measures 16 and 1/2 in. From armpit to the end of the sleeve is 18 in. Full length of sweater from shoulder seam to bottom hem is 24 and 1/2 in. 70% rayon 30% nylon hand wash. Feel free to message me with any questions. As always, offers are welcome