Ibex Men's Long Sleeve Shirts Size Chart
  Small Medium Large X-Large 2X-Large
Neck (in) 14-14½" 15-15½" 16-16½" 17-17½" 18-18½"
Chest (in) 36-38" 39-41" 42-44" 45-47" 48-50"
Waist (in) 29-31" 32-34" 35-37" 38-40" 42-44"
Sleeve (in) 32-33" 33-34" 34-35" 35-36" 36-36½"
Women's Equivalent 8-10 12-14 16-18 19-20 22-24

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