Wonder Nation Boys Halloween Crewneck Sweatshirt Black XXL (18) Get your little Wonder Nation boy ready for Halloween with this black crewneck sweatshirt. The long-sleeved top is made from a blended fabric that is perfect for all seasons. The pullover style features a band collar and is designed. A regular fit for boys in size 2XL (18). The solid pattern and Halloween theme make this T-shirt a great addition to any young boy's wardrobe. It is machine washable with a dark fabric wash. Perfect for wearing to school or for Halloween festivities.