Soft touch, insulating Polartec Fleece provides incredible temperature regulation Cold rides got you down? Not anymore! This thermal midlayer is like a warm hug for your core on chilly days. The Polartec Fleece is seriously cozy, and the stretchy panels block wind and drizzle so you stay comfy even when the weather turns nasty. It's designed specifically for mountain biking, with a longer back and a hood that fits perfectly under your helmet. Plus, there are plenty of pockets to stash snacks and other essentials. Trust us, this layer is a game-changer for winter riding.