Clay Matthews Jr. has 11 checklist appearances in 2021 Certified Football. Those cards span 1 distinct card set and 11 autograph cards. Clay Matthews Jr. is listed under the Cleveland Browns in this product.
The complete Clay Matthews Jr. checklist for 2021 Certified — every card set, parallel, and autograph, with a direct eBay search for each. Distinct Cards: 1 Autographs: 11 Total Rows: 11
| Card Set | Sequence | Team | Auto | eBay |
|---|---|---|---|---|
| Mirror Signatures Black | /1 | Cleveland Browns | Yes | Search |
| Mirror Signatures Green | /5 | Cleveland Browns | Yes | Search |
| Mirror Signatures Purple | /10 | Cleveland Browns | Yes | Search |
| Mirror Signatures Gold | /15 | Cleveland Browns | Yes | Search |
| Mirror Signatures Teal | /20 | Cleveland Browns | Yes | Search |
| Mirror Signatures Blue | /25 | Cleveland Browns | Yes | Search |
| Mirror Signatures Red | /30 | Cleveland Browns | Yes | Search |
| Mirror Signatures Orange | /35 | Cleveland Browns | Yes | Search |
| Mirror Signatures Pink | /40 | Cleveland Browns | Yes | Search |
| Mirror Signatures Bronze | /45 | Cleveland Browns | Yes | Search |
| Mirror Signatures | /50 | Cleveland Browns | Yes | Search |