Nike Gray Polka Dot Kids Sweatshirt Hoodie Jacket. Children’s Size XL 16 18 ( worn by a women’s size small) measures flat approximately: 18" across shoulders, 22" across chest, 20" across bottom, 25" long, 27" sleeve. Has a inside slit for headphone cord. 79% cotton, 21% poly. Lining in the hood is 100% cotton. Machine Wash. 1228/250/010919 fun funky quirky playful