There are five sizes of this product,you can choose the size that suits you according to the size in the size chart.
Men S size
Height:65-67''Chest size:34-36''Waist size:28-30''Hip size:35-37''

Men M size
Height:68-69''Chest size:38-40''Waist size:32-34''Hip size:38-40''

Men L size
Height:69-71''Chest size:42-44''Waist size:36-38''Hip size:41-43''

Men XL size
Height:71-73''Chest size:46-48''Waist size:40-42''Hip size:44-46''

Men XXL size
Height:73-74''Chest size:50-52''Waist size:44-46''Hip size:48-53''