Authentic Brands Group has brought two of its brands together for a special collaboration: Muhammad Ali and RVCA.

49ers quarterback Colin Kaepernick arrived at Sunday’s game in Buffalo wearing a shirt with an image of the late Muhammad Ali. Kaepernick is making his first start of the season against the ...

Following the 49ers' loss to the Bills on Sunday, Colin Kaepernick wore a shirt sporting the late Muhammad Ali. He explained his outfit of choice to reporters: "To pay homage," Kaepernick answered.

3. Champion x Muhammad Ali Round 2 Heritage Cropped T-Shirt This T-shirt comes in two colors and its boxy, dropped-shoulder fit gives the shirt a relaxed feel.

The athlete wore the shirt to and from Sunday's game. San Francisco 49ers quarterback Colin Kaepernick was once again defiant as he spoke to reporters while wearing a T-shirt with Muhammad Ali’s ...

49ers quarterback Colin Kaepernick arrived at Sunday’s game in Buffalo wearing a shirt with an image of the late Muhammad Ali. Kaepernick is making his first start of the season against the ...

Kaepernick displayed a message of his own with the Muhammad Ali t-shirt he sported to the post-game press conference. He said he wore the shirt “to pay homage” to the late champion and hero.

And to mark his return to the role he once played so devastatingly well, he arrived to the Buffalo Bills ' stadium -- the site of the game -- wearing a Muhammad Ali t-shirt.

J.J. Watt, if he can keep up the torrid pace he's set over his first five seasons, could very well go down as the greatest defensive player of all-time. On Sunday, he paid homage to another GOAT ...

San Francisco 49ers quarterback Colin Kaepernick was once again defiant as he spoke to reporters while wearing a T-shirt with Muhammad Ali’s image on it Sunday afternoon. The star arrived to New ...