1999 Topps Chrome Series 1 Hobby Pack

Hobby boxes contain 24 packs, 4 cards per pack

1999 Topps Chrome is a 462-card set released in two series of 241 and 221 cards. For the second consecutive year, the Topps Chrome set is a full parallel of that year's Topps flagship baseball set. Card number 7 was not printed in honor of Mickey Mantle. Each base card his silver borders, differentiating them from the gold-bordered Topps set.

Just like with the 1999 Topps set, each series has a special base card with multiple variations commemorating Mark McGwire and Sammy Sosa's 1998 season -- one for each home run the respective player hit. For Series One, there are 70 different versions of McGwire's card #220, and for the second series, 66 versions of Sammy Sosa's #461. Individually, the production of each McGwire/Sosa is 1/70th and 1/66th, respectively, of any other base card; but collectively, are produced in the same quantity as the other base cards. A base set in considered complete with any one McGwire and Sosa.