A Pokémon Booster Box contains 36 packs of Vivid Voltage Boosters pack.
The cards in each pack are completely random.
Here Pokémon's description for the new Vivid Voltage Set:
In Sword & Shield—Vivid Voltage, the recently discovered Mythical Pokémon Zarude makes its Pokémon TCG debut alongside other highly collectible cards such as Pikachu VMAX, Orbeetle VMAX, and Coalossal VMAX shown in their Gigantamax forms.
The upcoming set will also debut a new type of card called Amazing Pokémon, which features a Legendary or Mythical Pokémon like Celebi, illustrated with vividly rainbow backgrounds that extend outside of the frame, as well as foil and etched details. Topped with a special rarity symbol, Trainers can look forward to collecting and playing with new Amazing Pokémon cards.
The full expansion includes the following:
- Six Amazing Pokémon
- Six Pokémon VMAX
- 11 Pokémon V and 13 full-art Pokémon V
- 16 Trainer cards and seven full-art Supporter cards
- Four new Special Energy cards
We also have a more in-depth description thanks to our friends at pokebeach.com
Massive Energy & Wild Colour!
Discover new brilliance and maximum power in the Pokémon TCG: Sword & Shield—Vivid Voltage expansion as more Pokémon V appear, including the newly discovered Mythical Pokémon Zarude! Unique new Amazing Pokémon burst onto the scene with a rainbow splash, alongside more Pokémon VMAX…including the splendor, the majesty, the delightful round wonder that is Gigantamax Pikachu! Put a little color and a lot of spark into your deck or collection with the Sword & Shield—Vivid Voltage expansion!
- Over 185 cards
- Dozens of recently discovered Pokémon from the Galar region
- 11 powerful Pokémon V and 6 enormous Pokémon VMAX
- More than 15 Trainer cards and 4 new Special Energy cards