This is a short-sleeved knit. It's perfect as a single layer in spring and autumn, or as an inner layer under a down jacket in winter. The tricolor detail at the hem is a signature GUCCI design. It's a size S, but fits like a Japanese M. - Brand: Gucci - Size: S - Color: Black/Green/Red - Material: 100% Wool - Design: Short sleeves with buttons - Features: Tricolor stripes at the hem Thank you for looking.