Like this.
http://shop.mlb.com/product/index.js...id=body_rv_txt
I have looked all over the place online and can only find white ones. No way in the world can I fit into the small MLB.com has. Anyone know of anywhere online?? Do they offer them at the park or any shops in town?? I was there for opening day, but the line in the shop was backed out the door and I didn't even bother.