From the back of the package:
"Tokkens" are card-sized, collectible tin tokens that feature names, descriptions, and color artwork of d20 System magic items (armors & shields, weapons, potions, rings, rods, scrolls, staffs, wands, wondrous items, cursed items and artifacts.) The statistical frequencies of magic items circulated approximate d20 System random generation tables. Enhance d20 System games, adventures, and characters with Tokkens!
Factory-sealed treasure pack: contains 5 tin tokens; one worth at least 9,000 GP.