You want to keep riding even when temperatures dip and so troy lee offer the ace thermal jersey to trap that vital warmth you need a full length front zipper allows for easy ventilation as your warm up on the uphills and zip up to keep heat in on the way down three rear pockets allow you to stash ride spares and perhaps a shell jacket while a secure zipper pocket gives space for money and keys we wish we could ride in the warmth of summer all the time but for most of us thats not goi