Size 160. Although the size is indicated as S, it is size 160. Chest: 76-84 cm. Material: 95% polyester, 5% polyurethane. The product label has a name written on it. ⑩ and ⑪: Sand got inside the pockets, so I sewed them up. Used 3 times. ⑤: Threads are coming out from the seams. Both sleeves. Please refrain from purchasing if you are looking for a perfect item or are overly concerned about details. I will pack the item compactly, using materials I have at home.