Adidas Adizero Boston 10 vs Adidas Adizero Boston 9

  • Great for long distance running
  • Weighs 10.4 oz
  • Seamless upper keeps your feet comfortable
  • Lightstrike Pro foam and carbon Energyrods
  • Formotion Heel makes it blocky and lumpy
  • Great for running
  • A little tight
  • Shoe is a half size too big
  • Arch support is not as good