Size recommendation: M recommends 40-50kg L recommends 50-57.5kg XL is recommended 57.5-65kg 2XL is recommended 65-72.5kg 3XL is recommended 72.5-80kg 4XL is recommended 80-87.5kg If you need to see a sample, you can place an order for one item first. Ordering multiple items is considered an acceptance of the product's quality. After receiving the goods, bulk return and refund requests will not be supported