Roy Halladay Philadelphia Phillies Mitchell & Ness Cooperstown Collection Batting Practice JerseyRoy Halladay Philadelphia Phillies Mitchell & Ness Cooperstown Collection Batting Practice Jersey Officially licensed MLB Throwback Baseball Jersey Mitchell & Ness gives you this Phillies Cooperstown Collection Mesh Batting Practice Roy Halladay jersey. You can show off your love for Philadelphia when you wear this jersey with Halladay's name and player number on the back and Phillies lettering on the front. Every player has their own practice jersey