Standard U.S. Men's Size Chart:
X-Small: Height 65in/165cm, Chest 33-35in/84-89cm, Waist 30-31in/76-79cm, Hip 35-36in/89-91cm, Shoulder Width 17in/43cm;
Small: Height 67in/170cm, Chest 36-38in/92-97cm, Waist 32-33in/81-84cm, Hip 37-38in/94-96cm, Shoulder Width 17.7in/45cm;
Medium: Height 69in/175cm, Chest 39-41in/99-104cm, Waist 34-35in/86-91cm, Hip 39-40in/99-102cm, Shoulder Width 18in/47cm;
Large: Height 71in/180cm, Chest 42-44in/107-112cm, Waist 36-37in/91-94cm, Hip 41-43n/104-109cm, Shoulder Width 19in/49cm;
X-Large: Height 73in/185cm, Chest 45-47in/114-119cm, Waist 38-40in/97-102cm, Hip 44-46in/112-117cm, Shoulder Width 20.5in/52cm;
XX-Large: Height 75in/190cm, Chest 48-50in/122-127cm, Waist 41-43in/104-109cm, Hip 47-49in/119-124cm, Shoulder Width 21.5in/55cm;
3X-Large: Height 77in/195cm, Chest 51-53in/130-135cm, Waist 44-46in/112-117cm, Hip 50-52in/127-132cm, Shoulder Width 22in/56cm;