Buying clothes depends on the height of the human body. Because different body types wear different sizes and models. Height 186 cm, weight 65 kg. This person's height and weight belong to the thin type. When buying clothes, you must buy clothes made by genuine manufacturers. Their sizes are all standard. Whether to buy L or 2L depends on your personal preference. Some people like to wear thin clothes, while others like to wear loose ones. There are too many garment factories now, and the rules for models are different. You can't look at the model. If you want to buy decent clothes, you must try them on yourself.