5 cards per pack. Among the rookies in the base set are Pau Gasol, Joe Johnson and Shane Battier. The complete set is just 120 cards, so chances of pulling a star are great.
Odds of finding a memorabilia card are 1:6. Hot Numbers Patch cards are numbered to 100 each. The RC are also numbered (1,500 of each).
Unopened packs of Flair are quite rare.