The 2021 Bowman Sapphire Edition Baseball Box comes with eight cards per pack, and four packs per box. Each box promises one autograph on average.
 
Cards per pack: 4
Packs per box: 8
Set size: 150 cards
 
Parallels:
Green – (1:21 packs)
Aqua – (1:27 packs)
Orange – (1:35 packs)
Yellow – (1:52 packs)
Purple – (1:130 packs)
Red – (1:173 packs)
Padparadscha – (1:2,598 packs)