Colin Duffy cards
- Topps company
- First issued 7/26/2024 for the Paris summer Olympics.
- #107 cards
- The card backs are the same on each of these #107 cards.
Base card - majority of card color is chrome
- Not a Refractor card.

The card is like a mirror so when viewing it, it reflects whatever color the card is with.
The next three cards shown is the chrome Base Card.
Base cards with the word "Refractor" on the back of the card give off a rainbow effect when shifted in the lighting.

Base Refractor card
Pink Refractor
Aqua Refractor - 199 cards made
- 84/199
Blue Refractor - 150 cards made
- 38/150
Green Refractor - 99 cards made
- 64/99
US Flag Refractor - 76 cards made
- 13/76
Gold Refractor - 50 cards made
- 26/50
Orange Refractor - 25 cards made
- 12/25
Black Refractor- 10 cards made
- 2/10
Red Refractor - 5 cards made
- 5/5
Colin Duffy Metal Printing Plates #107 - 4 different color plates 1/1 - Black, Cyan, Magenta and Yellow.
Printing plate - Magenta
1 of 1 - Metal
Shown on ebay 8/2024, seller Bigwood Breaks
Printing plate - Cyan
1 of 1 - Metal
Printing plate - Yellow
Shown on ebay 4/2025 - seller CardCollector2 Sports Cards
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 2024 Topps Chrome Olympics cards
- #60 set and #107 set

- Base card
- Base Refractors      – (1:2 hobby, 1:2 value)
- Pink Refractors      – (1:4 value)
- Aqua Refractors – /199   - (1:9 hobby, 1:25 value)
- Blue Refractors – /150   - (1:13 hobby, 1:32 value)
- Green Refractors – /99   - (1:19 hobby, 1:49 value)
- US Flag – /76   - (1:24 hobby, 1:64 value)
- Gold Refractors – /50   - (1:37 hobby, 1:96 value)
- Orange Refractors – /25   - (1:42 hobby)
- Black Refractors – /10   - (1:181 hobby, 1:480 value)
- Red Refractors – /5   - (1:363 hobby, 1:961 value)
- Printing Plates – 1/1   - (1:452 hobby, 1:1,199 value)
- Superfractors – 1/1   - (1:1,825 hobby, 1:4,855 value)