Now that the 30-year-old free agent has signed on to lend his name and image to Nike, the same conservatives who vehemently slammed Kaepernick's politically charged form of public protest are now directing their ire toward the shoe company.
Last week an arbitrator rejected the NFL's request to dismiss Kaepernick's collusion grievance against the league. And yet, the revelation that Kaepernick had parlayed his protest into a lucrative endorsement deal did not elicit a single tweet from Trump Monday night or Tuesday morning.
Gino Fisanotti, Nike's vice president of branding for North America, was quoted by ESPN as saying: "We believe Colin is one of the most inspirational athletes of this generation, who has leveraged the power of sport to help move the world forward".
Immediately, some people began posting pictures of socks and shoes being defaced or destroyed, or declaring they would be soon switching allegiances to Adidas, Brooks or Converse.
Serena Williams, other parents share #ThisMama stories about life with little ones
Regardless of what the Giudicelli says, fans took to Twitter defending Serena and showing love for the black tennis tutu. Serena Williams was not the first to wear a catsuit - Anne White (right) wore a similar suit at Wimbledon 1985.
"It's not disrespectful to take a knee", said Jennifer Sanchez, of Houston.
Some angry fans were even burning and cutting out the signature swoosh logos on their gear - and posting the results on social media. "Former marine. Get ready @Nike multiply that by the millions".
Serena Williams has praised Nike's new Colin Kaepernick advertising campaign, calling it a "powerful statement".
Nike's stock closed down $2.60 cents a share, or 3.16 percent to $79.60, but picked up 26 cents a share in after-hours trading. Shares of the company were up less than one percent in midmorning trade on Wednesday; the stock had dropped almost 4 percent at one point on Tuesday. When asked about his thoughts on Nike's partnership with Kaepernick, Davis said that he's all for it. Nike also will create an apparel line for Kaepernick and contribute to his Know Your Rights charity.
Matt Powell, a senior adviser with NPD Group, a market research firm, said that the boycott just wouldn't gain any momentum. "In this case, it's reinforcing the brand".