Amphibious Outfitters Youth T-Shirt Size Chart
  XS / 2-4 SM / 6-8 MD / 10-12 LG / 14-16
Chest (in) 26-32 30-34 34-36 36-38

These are general guidelines only, sizes are not guaranteed. But no worries, since at LeisurePro we offer our exclusive PFF Guaranty