Yes, this is a real Boston Red Sock Sock. Via nike.com "Jersey is far from the traditional exterior of the organization, because it excavates the red, navy and white ras of Jersey in Jersey in the sky, on the font. Team The hat is also a blue, but still has a sign of the team in the usual place embroidery. ) April 6th, 2021
According to the team press release, color scheme is inspiration The lineup from Boston Marathon is usually held in the days of the annual patriot of the city.  
"We think that city and Nike cooperate as a chance to celebrate the weekend spirit, these are a unique Boston," Red Sox Executive ADAM Grossman said, explained in the team's announcement. "Since our traditional style, we pay tribute to the landmark weekend and recognize Boston's bold, culture and creativity. "
The team will wear three games from Chicago White Sox from April 17th to 18th.  
Red Sox is the first to launch a new" City Connect "The first season in seven MLB teams. This series is designed to include cultural cultures of each club family city into custom uniforms, similar to NBA city series uniform launched in 2017. " Nike is very Suitable for our relationship with MLB, because we like North America Alliance Partnership, North American Alliance Partnership, North American Alliance Partnership, North American Alliance Partnership, Al-North American Alliance Partnership Always completed from the creativity of the board of directors. "We have mastered the same careful energy in listening holes and applied it to visual new and faults between the FA club, the city and fans.
 Red Sox will join Arizona Singer (June 18), Chicago cub (June 12), Chicago White Sox (June 5), Los Angeles Daoqi ("August"), Miami Malin (May 21) and San Francisco giant (7 On the 9th of the month, they will reveal their jersey this season.
Nike confirmed that the other 23 teams will gain their own "urban connection" uniforms.