Marks Brothers / Mark Clayton & Mark Duper Signed Miami Dolphin Jersey (JSA COA)

Custom on-field style jersey. Everything is sewn on, size L. Hand-signed by Mark Clayton and Mark Duper.

The lot / autograph(s) includes an official James Spence Authentication (JSA) hologram and matching COA for authenticity purposes. The signing of this item was witnessed by JSA.

Authentication: JSA COA