Celebrate Kieran Tierney’s relentless mentality, leadership, and connection to the club with this signed Celtic 25/26 away shirt, honouring a player whose passion for the Hoops remains unmatched.

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Authentic Signature:
This stadium style replica Celtic 25/26 away shirt is personally signed by Kieran Tierney, capturing the energy, determination, and commitment he embodies on and off the pitch.

Condition:
Brand new, never worn, and preserved in pristine condition – perfect for collectors and Celtic supporters.

COA & ACG Authentication:
This shirt includes a Certificate of Authenticity (COA) and has been fully verified by ACG (Authenticate Certify Grade) — one of the UK’s most trusted third-party autograph authentication services.
Each authenticated item features a unique barcode, which can be scanned to confirm verification details directly through the ACG database.

Scan the barcode on the item to access the ACG database and confirm all authentication details.

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A premium signed collector’s piece celebrating Kieran Tierney’s legacy at Celtic — complete with COA and ACG authentication for verified peace of mind.