From the manufacturer

24-7 TRAVELER S/S SUN SHIRT

Size Chart U.S. MENS UV PROTECTION CHART SIZES HEIGHT (in) WEIGHT (lbs) CHEST (in) WAIST (in) XS 5'7" - 5'9" 125 - 140 36 1/2 - 37" 1/2 28 1/2 - 29" 1/2 S 5'8" - 5'10" 135 - 155 37 1/2 - 39" 29 1/2 - 31" M 5'9" - 5'11" 155 - 170 39 - 41" 31 - 33" L 5'10" - 6' 170 - 190 41 - 43" 1/2 33 - 35" XL 5'11" - 6'1" 190 - 210 43 1/2 - 46" 35 - 37" 2XL 6' - 6'2" 210 - 230 46 - 48" 1/2 37 - 39" 3XL 6' - 6'3" 230 - 250 48 1/2 - 51" 39 - 44" MEN'S METRIC SIZE CHART SIZES HEIGHT (cm) WEIGHT (kg) CHEST (cm) WAIST (cm) XS 170 - 175 57 - 64 92 - 95 72 - 74 S 173 - 178 64 - 70 95 - 99 74 - 78 M 175 - 180 70 - 77 99 - 104 78 - 83 L 178 - 190 77 - 86 104 - 110 83 - 88 XL 180 - 185 86 - 95 110 - 116 88 - 93 2XL 183 - 188 95 - 104 116 - 123 93 - 99 3XL 183 - 191 104 - 114 123 - 129 99 - 111