XXL Asian size is equivalent to 2XL or 3XL Australian size.
In general, XXL Asian size is suitable for people with a height of 175-190 centimetres (5'9" - 6'3") and a chest measurement of 104-112 centimetres (41" - 44"). However, it's important to note that sizing may vary between different brands and manufacturers, so it's always a good idea to refer to the specific size chart provided by the retailer before making a purchase.