Mens1
  Size Chart
    Neck Chest Sleeve
  2X 19.75-20.25" 53-55" 22.75-23.75"
  3X 20.75-21.25" 57-59" 23.875-24.875"
  4X 21.75-22.25" 61-64" 25-26"
  2XLT 19.75-20.25" 53-55" 24.25-25.25"
  3XLT 20.75-21.25" 57-59" 25.375-26.375"
  LT 17.75-18.25" 45-47" 21.5-22.5"
  XLT 18.75-19.25" 49-51" 22.625-23.625"

Size chart is a general guide. It may include sizes that are unavailable for this item.