It's cut oversized. Take your normal size.
S: chest 112 cm / 44 in, length 67 cm / 26.5 in, sleeve 58 cm / 23 in, height 150–160 cm / 4′11″–5′3″
M: chest 117 cm / 46 in, length 70 cm / 27.5 in, sleeve 60 cm / 23.5 in, height 160–168 cm / 5′3″–5′6″
L: chest 122 cm / 48 in, length 72 cm / 28.5 in, sleeve 61 cm / 24 in, height 168–175 cm / 5′6″–5′9″
XL: chest 127 cm / 50 in, length 75 cm / 29.5 in, sleeve 62 cm / 24.5 in, height 175–185 cm / 5′9″–6′1″
2XL: chest 132 cm / 52 in, length 77 cm / 30.5 in, sleeve 64 cm / 25 in, height 185–193 cm / 6′1″–6′4″
3XL: chest 137 cm / 54 in, length 79 cm / 31 in, sleeve 65 cm / 25.5 in, height 188–196 cm / 6′2″–6′5″
4XL: chest 142 cm / 56 in, length 81 cm / 32 in, sleeve 66 cm / 26 in, height 190–200 cm / 6′3″–6′7″