Nike's website describes the Kaepernick Icon jersey as "a celebration of those who seek truth in their communities, and those who remain true to themselves."
Los Angeles Lakers superstar LeBron James sported the Icon jersey during the week of the Super Bowl in early February. The jerseys were available for purchase for $150 but have since sold out, per Mike Florio of Pro Football Talk.
Kaepernick has not been on an NFL roster since he opted out of the final year of his contract with the Niners following the 2016 season. In the months prior, he began protesting racial injustice and police violence by kneeling during the national anthem.
While he searched for another NFL opportunity, he remained a Nike athlete. The company then used Kaepernick for a campaign that sparked a heated reaction from those who have taken issue with the 31-year-old's protests in September:
Now, Nike is once again showing its support for Kaepernick.