4 time Super Bowl Champ Jon Kolb and Tom Yankello talk technique during yesterday’s workout! tomyankelloboxing adventures_training_purpose #adventuresintrainingwithapurpose #worldclassboxingchannel |#personaltraining |#mactough |#gymtalk |#gym |#pittsburghsteelers |#steelers |#boxing |#football |#sports |#personaltrainer |#55 #superbowl |#sports |#technique |#boxinggym