Pull on this winter training top and you'll enter the hot zone...even when it's cold, cold, cold out. Dense microfleece on the inside keeps you warm and feels good right next to skin. Tightly knit outer face facilitates wicking and holds the wind at bay. 89% poly/11% spandex. Hobo mitts and side stash pockets. By Zoot. S(0-2), M(4-6), L(8-10), XL(12)

Note: Slim-fitting. Please size up if in-between sizes or you plan on layering.