Floyd Mayweather is deep into his training for the Manny Pacquiao fight . He has been using crotherapy to aid his recovery after training sessions . The bath at SubZero Recovery is cooled to -115C using liquid nitrogen . Mayweather often calls the owner for a session in up to three minutes . Mayweather : I am better than Muhammad Ali and Sugar Ray Robinson .
Floyd Mayweather is deep into his training for the Manny Pacquiao fight . He has been using crotherapy to aid his recovery after training sessions . The bath at SubZero Recovery is cooled to -115C using liquid nitrogen . Mayweather often calls the owner for a session in the early hours . Mayweather : I am better than Muhammad Ali and Sugar Ray Robinson .