Great on its own on cool days, or under a vest for added protection, the Sfida is the perfect bridge between your summer-weight jerseys and a full jacket.Features:Nido d´Ape 3D thermal fabric on main body and sleeves.YKK® Vislon® zipper with scorpion pull.Zen collar to protect neck from top of zipper.3 rear pockets with reflective band for extra visibility.This engineered 3D thermal fabric provides extra warmth and comfort and a unique cross-dyed color effect.This jersey offers lots of layering options:use it alone in mild conditions, layer it under a vest in cool conditions, or wear it under a jacket on your coldest rides.The extra-high collar has our Zen construction to protect the neck, while the Vislon® zipper is the easiest-sliding zipper available.