Boys really gravitate toward the Spyder Outbound Half Zip Sweater. The draw: a mix of Spyder's proprietary mid weight CORE Sweater material and a cozy, brushed fleece interior that create warm and easy layering option.Constructed of polyester mid weight sweater knit with anti-pilling fleece backing. 2-sided brushed micro fleece side panels. Front half zipper. Spyder embroidered logos. Avg. length: 22 in. Import.