M (recommended to wear 50-55kg years old)L (recommended to wear 55-60kg years old)Xl (recommended to wear 60-65kg years old)Xxl (recommended for 65-72.5kg years old)3xl (recommended to wear 72.5-80kg)4xl (recommended to wear 80-90kg years old)5xl (recommended 180- 1055kg to wear)6xl (recommended to wear 105-120kg years old)