This is a Familia 3-piece set. Size: 120 (Socks 17cm) The vest was worn only once for about 2 hours. It's made of cotton and easy to use. The long-sleeved shirt and socks are unused. I'm not currently considering selling the items separately. Please understand that these are used items and have been stored at home, so there may be some oversights. Please also read my profile. hii