The Performance Tundra II longsleeve full zip jersey is my favourite fall/winter top. I'm 6'6" and 250 pounds with a 47.5" chest, and the XL fits me just fine. They have a double XL which I'm sure I'd be swimming in if I tried it on.
Last I checked, it's also on sale right now.
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"I feel like my world was classier before I found cyclocross."
- Mandi M.