Floyd Mayweather has been back in the ring for a sparring session ahead of his $300million mega-fight with Manny Pacquiao in Las Vegas. The 38-year-old American released a video of one of his workouts as he prepares to take on Pacquiao on May 2 in what will be the richest fight in history. And Mayweather certainly seems to be putting the hard yards in in the gym as he looks to maintain his unbeaten professional record. Floyd Mayweather released footage from a sparring session inside his training camp . He also showed off his quick hands on the speed ball. Mayweather has been providing his fans with regular updates since his fight with Pacquiao was officially announced on February 21. He recently said the showdown will be the 'biggest in boxing history'. Speaking to Fight Hype a few weeks ago, Mayweather said: ''Training camp has gone tremendously thus far, all I can do is just wait. The unbeaten 38-year-old American was hitting hard during the session . Mayweather will take on Manny Pacquiao at the MGM Grand in Las Vegas on May 2 . Mayweather believes his fight against the Filipino will be the biggest in the history of boxing . 'This is not just a big fight, this is the biggest fight in boxing history. It is always being at your best, pushing yourself to the limit and just being sharp and smart. 'This fight will be a part of history. When you look back at Marvin Hagler, Sugar Ray Leonard, Tommy Hearns, Roberto Duran, Larry Holmes, Mike Tyson, Joe Louis, Sugar Ray Robinson, Wilfred Benitez, the Spinks brothers, Pernell Whitaker, James Toney, Cornelius Edwards and the list goes on and on. 'I just come in and take my hat off to the guys who paved the way for me to be where I am at today.'
Floyd Mayweather released a video of a sparring session . The unbeaten 38-year-old is training to face Manny Pacquiao . Mayweather will go toe-to-toe with Pacquiao in Las Vegas on May 2 . Mega-fight will be shown on Sky after broadcaster won TV rights for bout . CLICK HERE for all the latest Pacquiao vs Mayweather news .