2021 Topps Baseball's Finest Flashbacks Box
 
220 cards in the set, and cards (#201-220) are short prints that average 1:18 packs.
 
5 cards per pack
18 packs per box
 
2021 Topps Finest Flashbacks Refractor Parallels Breakdown 
 
Base Parallels 
 
Refractor - 1:18 packs
Gold Refractor - 1:18 packs
Prism Refractor - 1:26 packs
Black Refractor - 1:36 packs
Red Refractor - 1:175 packs
Superfractor - 1:865 packs
Base SP Parallels 
Gold Refractor - 1:176 packs
Prism Refractor - 1:251 packs
Black Refractor - 1:350 packs
Red Refractor - 1:1,729 packs
Superfractor - 1:8,822 packs