2026 Topps Series 1 Baseball Hobby Jumbo Box 75th Anniversary

2026 Topps Series 1 Baseball celebrates the 75th anniversary of Topps Baseball, featuring a 350-card base set with MLB stars, rookies, Future Stars, and collectible inserts.

The Hobby Jumbo Box features exclusive parallels, autograph and relic cards, and two Silver Promo Packs.

Box Configuration

• 10 jumbo packs per box

• 40 cards per pack

• 400 cards

• 1 autograph card per box, on average

• 1 relic card per box, on average

• Factory sealed

Notable Rookies

• Roman Anthony

• Jac Caglianone

• Samuel Basallo

• Bubba Chandler

• Jacob Misiorowski

• Cam Schlittler

• Chase Burns

Look For

• Hobby Jumbo exclusive Sandglitter parallels

• 75 Years of Topps anniversary parallels and autographs

• All Aces and Heavy Lumber inserts

• Home Field Advantage inserts

• Real One Autographs

• Flagship Autograph Patch Cards

• City Connect Swatches

• Rare numbered parallels and 1/1 cards

Please Note: Autograph and relic quantities are based on manufacturer box averages. Specific players, cards, inserts, and parallels are not guaranteed. All sales are final.