Hartford Whalers Throwback CCM Long Sleeve Navy Shirt Adult Sizing Screen Print Graphics 100% Cotton Small Pit it Pit Width 19 Inches, 28 Inches top to bottom Medium Pit it Pit Width 20 Inches, 28 Inches top to bottom Large Pit to Pit width 21 inches 29 inches top to bottom XL Pit to Pit width 24 inches 31 inches top to bottom