EU44 44 2/3 45 1/3 46 46 2/3 47 1/3 48 48 2/3 49 1/3 50 50 2/3 Measure the chest circumference at the fullest point keeping the tape horizontal around the body. Measure the distance from the crotch to your ankle. Or you can take a pair of pants that fits and measure the inseam. XXL XXXL cm cm cm cm cm cm cm XS S M L XL 122 - 132 133 - 144 eCxN.