This is a crew neck knit vest. It's a knit with a moderate thickness, tightly woven. Color: Navy Size: 40 Actual Size (laid flat) Length: 64 cm Width: 47 cm Shoulder Width: 38 cm *Please note that there may be slight variations due to manual measurement. *Please refer to the 9th image for the measurement method (the numbers in the image are not relevant). Pattern: Solid Season: Spring, Autumn, Winter Several areas have fraying. It's still wearable, so please purchase if you understand.