11 x champion Bill Russell has autographed this official Boston swingman jersey size XL name and numbers sewn on and written 11 x CHAMP. This is THE jersey to get for Russell. Autograph is authenticated by PSA/DNA the world's leading authenticator of sports autographs. Comes with their unique sticker # fixed to the item and verified on their website. Also comes with their certificate of authenticity with same matching #.Stock image.