Men's Singlet Sizing Chart

SIZE WAIST IN LBS WAIST CM KG 
S 30-32" 125-155 LBS 76.2-81.3 CM 56.6-70.3 KG
M 32-34" 155-180 LBS 81.3-86.4 CM 70.3-81.6 KG
L 34-36" 180-205 LBS 86.4-91.4 CM 81.6-92.9 KG
XL 36-38" 205-235 LBS 91.4-96.5 CM 92.9-106.5 KG
2XL 38-40" 235-255 LBS 96.5-101.6 CM 106.5-115.6 KG
3XL 40-42" 255-300 LBS 101.6-106.7 CM 115.6-136 KG