●M=83-132 LB; L=132-176 LB; XL=176-209 LB; 2XL=209-243 LB.(WEIGHT REFERENCE SIZE) ●Excellent 4-way stretch mesh material,give enough support and breathability. ●Fashion see-through mens undershirt,better to show your muscle curves. While it has a strong compression effect, which can improve your blood circulation and burn fat effectively when you exercise. ●Men body shapers will shape your chest,waist and stomach easily,naturally reduce the appearance of gynecomastia,hide "man boobs",deal with "beer belly". ●These men slim undershirts will perfectly fit your body,provide immediate slimming effect.They will be an ideal men shapewear for some important dating,party or some gatherings.