Winning Materials Jersey Combos' is an insert set in 2002 SPx. This 29 card set features game used jersey swatches of two different players. Some of the cards were short printed according to Upper Deck and some were seemingly printed in larger supply according to collectors. Overall insertion rate was 1 in 18 packs.



This card set article could use a checklist. Tedious yes, but very useful. You can help the Baseball Card Wiki by creating one.

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