This piece is made from a soft knit fabric that is 93% Cotton and 7% Spandex, offering breathability with comfortable stretch. The sleeves feature a separate fabric blend of 75% Cotton and 25% Silk, adding a smooth, lightweight feel to the design. The fabric has a moderate thickness with no lining, and the piece has stretch for ease of movement. The material is suitable for casual, everyday wear in autumn, fitting a relaxed yet elegant Korean-style aesthetic that works for commuting, school, outings, or dates.